JPH087529Y2 - 光ディスク装置 - Google Patents

光ディスク装置

Info

Publication number
JPH087529Y2
JPH087529Y2 JP1990039847U JP3984790U JPH087529Y2 JP H087529 Y2 JPH087529 Y2 JP H087529Y2 JP 1990039847 U JP1990039847 U JP 1990039847U JP 3984790 U JP3984790 U JP 3984790U JP H087529 Y2 JPH087529 Y2 JP H087529Y2
Authority
JP
Japan
Prior art keywords
signal
optical disk
light
disc
recording
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 - Lifetime
Application number
JP1990039847U
Other languages
English (en)
Japanese (ja)
Other versions
JPH042317U (en:Method
Inventor
武雄 市川
Original Assignee
日本コロムビア株式会社
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 日本コロムビア株式会社 filed Critical 日本コロムビア株式会社
Priority to JP1990039847U priority Critical patent/JPH087529Y2/ja
Publication of JPH042317U publication Critical patent/JPH042317U/ja
Application granted granted Critical
Publication of JPH087529Y2 publication Critical patent/JPH087529Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP1990039847U 1990-04-14 1990-04-14 光ディスク装置 Expired - Lifetime JPH087529Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990039847U JPH087529Y2 (ja) 1990-04-14 1990-04-14 光ディスク装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990039847U JPH087529Y2 (ja) 1990-04-14 1990-04-14 光ディスク装置

Publications (2)

Publication Number Publication Date
JPH042317U JPH042317U (en:Method) 1992-01-09
JPH087529Y2 true JPH087529Y2 (ja) 1996-03-04

Family

ID=31549113

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990039847U Expired - Lifetime JPH087529Y2 (ja) 1990-04-14 1990-04-14 光ディスク装置

Country Status (1)

Country Link
JP (1) JPH087529Y2 (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008117671A1 (ja) * 2007-03-23 2008-10-02 Mitsubishi Electric Corporation 光ディスク判別方法及び光ディスク判別装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6276061A (ja) * 1985-09-30 1987-04-08 Toshiba Corp デイスク再生装置
JP2895893B2 (ja) * 1989-12-26 1999-05-24 三洋電機株式会社 光学式再生装置

Also Published As

Publication number Publication date
JPH042317U (en:Method) 1992-01-09

Similar Documents

Publication Publication Date Title
US5479387A (en) Optical head including multiple photo detectors for reading signals and error signals for servoing from both a read-only recording medium and a magneto-optical recording medium
US20020018411A1 (en) Disc drive apparatus and method for generating wobble information
JPH0756708B2 (ja) 光磁気ディスクとその記録装置
JPH11134675A (ja) 光ピックアップ装置および情報記録再生装置
KR100194040B1 (ko) 광디스크 플레이어 시스템의 디스크 판별장치
US4896309A (en) Optical disc player with phase shift dependent on disk rotation direction
JPH087529Y2 (ja) 光ディスク装置
JPH10334570A (ja) 光ディスク判別装置
JPH0621108Y2 (ja) 光ディスクおよび読取装置
JP2786909B2 (ja) 光学式再生装置
RU97101428A (ru) Устройство и способ воспроизведения оптических дисков (варианты)
JPS61222033A (ja) 光学的記録再生装置
JP2559348B2 (ja) 光ディスクのトラックピッチ判別装置
JP2895893B2 (ja) 光学式再生装置
JPH11161982A5 (en:Method)
JP2891942B2 (ja) 光ディスク装置
KR0154200B1 (ko) Cd/dvd 계열 디스크 호환 기록/재생이 가능한 광픽업장치
JPH0650568B2 (ja) 光学記録再生装置
JPH0772972B2 (ja) 情報再生装置
JP2645895B2 (ja) 光学式ディスクプレーヤ
JPS61158055A (ja) 光学式情報再生装置
KR100209630B1 (ko) 이종 광 디스크 판별방법
JPH09212900A (ja) 互換形光ピックアップ装置
JPH103688A (ja) 光情報再生装置
JPH0426921A (ja) 光ディスク装置