JP2009181655A5 - - Google Patents

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Publication number
JP2009181655A5
JP2009181655A5 JP2008021185A JP2008021185A JP2009181655A5 JP 2009181655 A5 JP2009181655 A5 JP 2009181655A5 JP 2008021185 A JP2008021185 A JP 2008021185A JP 2008021185 A JP2008021185 A JP 2008021185A JP 2009181655 A5 JP2009181655 A5 JP 2009181655A5
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JP
Japan
Prior art keywords
optical disc
identification means
detected
tracking error
error signal
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.)
Granted
Application number
JP2008021185A
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Japanese (ja)
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JP2009181655A (en
JP5217467B2 (en
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Publication date
Application filed filed Critical
Priority claimed from JP2008021185A external-priority patent/JP5217467B2/en
Priority to JP2008021185A priority Critical patent/JP5217467B2/en
Priority to PCT/JP2009/051549 priority patent/WO2009096510A1/en
Priority to CN200980000489A priority patent/CN101689379A/en
Priority to CA002689620A priority patent/CA2689620A1/en
Priority to EP09705040A priority patent/EP2246850B1/en
Priority to KR1020097025604A priority patent/KR20100102523A/en
Priority to US12/602,587 priority patent/US20100182885A1/en
Priority to AU2009209961A priority patent/AU2009209961A1/en
Publication of JP2009181655A publication Critical patent/JP2009181655A/en
Publication of JP2009181655A5 publication Critical patent/JP2009181655A5/ja
Publication of JP5217467B2 publication Critical patent/JP5217467B2/en
Application granted granted Critical
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Claims (4)

装填された光ディスクの種別を判別する光ディスクの判別方法において、
上記光ディスクのリードインゾーンに記載された情報から上記光ディスクがDVD−ROMである情報を検出した後上記光ディスクのデータゾーンからトラッキングエラー信号が検出されない場合は、上記データゾーンにおけるウォブル信号を検出し、上記ウォブル信号が検出されたことによりウォブルグルーブが存在する光ディスクであると判断されたときは、上記光ディスクをDVD Download規格のブランクディスクと判定するとともに、上記光ディスクの読み取り動作を停止する、
ことを特徴とする光ディスクの判別方法。
In a method of discriminating an optical disc for discriminating the type of optical disc loaded,
After the optical disk the optical disk from the information described in the lead-in zone detects information is D VD-ROM, when the tracking error signal from the data zone of the optical disk is not detected, detecting a wobble signal in the data zone When it is determined that the wobble groove is present due to the detection of the wobble signal, the optical disk is determined to be a DVD Download standard blank disk and the reading operation of the optical disk is stopped.
A method of discriminating an optical disc characterized by the above.
位相差方式によりトラッキングエラー信号の検出を行い、前記データゾーンからトラッキングエラー信号が検出されないときは、プッシュプル方式でウォブル信号を検出することを特徴とする請求項1記載の光ディスクの判別方法。   2. The optical disc discrimination method according to claim 1, wherein a tracking error signal is detected by a phase difference method, and a wobble signal is detected by a push-pull method when no tracking error signal is detected from the data zone. 装填された光ディスクの情報の記録および/または再生を行う光ディスク装置であって、
上記光ディスクのリードインゾーンに記載されている情報から、上記光ディスクがDVD−ROMであることを識別する第一識別手段と、
上記第一識別手段によりDVD−ROMと識別されたときに、位相差方式により上記光ディスクのデータゾーンからトラッキングエラー信号の検出を行う第二識別手段と、
上記第二識別手段によりトラッキングエラー信号が検出されないときは、プッシュプル方式でデータゾーンからウォブル信号を検出する第三識別手段と、
上記第三識別手段でウォブル信号を検出したときは、DVD Download規格のブランクディスクであると判別するとともに、上記光ディスクの読み取り動作を停止する判別手段と
を備えたことを特徴とする光ディスク装置。
An optical disc apparatus for recording and / or reproducing information of a loaded optical disc,
First identification means for identifying from the information described in the lead-in zone of the optical disc that the optical disc is a DVD-ROM;
When identified as by Ri D VD-ROM in the first identifying means, and a second identification means for detecting a tracking error signal from the data zone of the optical disc by the phase difference method,
When the tracking error signal is not detected by the second identification means, the third identification means for detecting the wobble signal from the data zone by the push-pull method,
An optical disc apparatus comprising: a discriminating unit that discriminates that the disc is a DVD Download standard blank disc and stops the reading operation of the optical disc when the third discriminating unit detects a wobble signal.
情報処理装置にインストールすることにより、情報処理装置に請求項3の光ディスク装置の第一識別手段、第二識別手段、第三識別手段、および判別手段の機能を実現させるプログラム。   A program that causes the information processing apparatus to realize the functions of the first identification means, the second identification means, the third identification means, and the discrimination means of the optical disc apparatus according to claim 3 by being installed in the information processing apparatus.
JP2008021185A 2008-01-31 2008-01-31 Optical disc discrimination method, optical disc apparatus and program Expired - Fee Related JP5217467B2 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2008021185A JP5217467B2 (en) 2008-01-31 2008-01-31 Optical disc discrimination method, optical disc apparatus and program
US12/602,587 US20100182885A1 (en) 2008-01-31 2009-01-30 Method for discriminating optical disc, optical disc device and program
CN200980000489A CN101689379A (en) 2008-01-31 2009-01-30 Method for discriminating optical disc, optical disc device and program
CA002689620A CA2689620A1 (en) 2008-01-31 2009-01-30 Method for discriminating optical disc, optical disc device and program
EP09705040A EP2246850B1 (en) 2008-01-31 2009-01-30 Method for discriminating optical disc, optical disc device and program
KR1020097025604A KR20100102523A (en) 2008-01-31 2009-01-30 Method for discriminating optical disc, optical disc device and program
PCT/JP2009/051549 WO2009096510A1 (en) 2008-01-31 2009-01-30 Method for discriminating optical disc, optical disc device and program
AU2009209961A AU2009209961A1 (en) 2008-01-31 2009-01-30 Method for discriminating optical disc, optical disc device and program

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008021185A JP5217467B2 (en) 2008-01-31 2008-01-31 Optical disc discrimination method, optical disc apparatus and program

Publications (3)

Publication Number Publication Date
JP2009181655A JP2009181655A (en) 2009-08-13
JP2009181655A5 true JP2009181655A5 (en) 2010-09-09
JP5217467B2 JP5217467B2 (en) 2013-06-19

Family

ID=41035503

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008021185A Expired - Fee Related JP5217467B2 (en) 2008-01-31 2008-01-31 Optical disc discrimination method, optical disc apparatus and program

Country Status (1)

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JP (1) JP5217467B2 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3173607B1 (en) * 1999-05-21 2001-06-04 松下電器産業株式会社 Recording method on optical disc
JP3685690B2 (en) * 2000-08-01 2005-08-24 三洋電機株式会社 Read-only optical disk device
JP4425322B2 (en) * 2006-03-31 2010-03-03 パイオニア株式会社 Information recording medium
WO2007141845A1 (en) * 2006-06-06 2007-12-13 Pioneer Corporation Information recording medium, information recording apparatus and method, and computer program
WO2008016008A1 (en) * 2006-08-03 2008-02-07 Panasonic Corporation Recording medium, data recording apparatus, data reproducing apparatus and data recording method
EP2246850B1 (en) * 2008-01-31 2012-12-12 JVC KENWOOD Corporation Method for discriminating optical disc, optical disc device and program

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