JPS58158048A - トラックずれ検出装置 - Google Patents

トラックずれ検出装置

Info

Publication number
JPS58158048A
JPS58158048A JP57039902A JP3990282A JPS58158048A JP S58158048 A JPS58158048 A JP S58158048A JP 57039902 A JP57039902 A JP 57039902A JP 3990282 A JP3990282 A JP 3990282A JP S58158048 A JPS58158048 A JP S58158048A
Authority
JP
Japan
Prior art keywords
spot
light
sub
reflected
half mirror
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
JP57039902A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0534734B2 (de
Inventor
Masahiro Daimon
大門　正博
Seio Watanabe
渡辺　勢夫
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP57039902A priority Critical patent/JPS58158048A/ja
Publication of JPS58158048A publication Critical patent/JPS58158048A/ja
Publication of JPH0534734B2 publication Critical patent/JPH0534734B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
JP57039902A 1982-03-12 1982-03-12 トラックずれ検出装置 Granted JPS58158048A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57039902A JPS58158048A (ja) 1982-03-12 1982-03-12 トラックずれ検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57039902A JPS58158048A (ja) 1982-03-12 1982-03-12 トラックずれ検出装置

Publications (2)

Publication Number Publication Date
JPS58158048A true JPS58158048A (ja) 1983-09-20
JPH0534734B2 JPH0534734B2 (de) 1993-05-24

Family

ID=12565885

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57039902A Granted JPS58158048A (ja) 1982-03-12 1982-03-12 トラックずれ検出装置

Country Status (1)

Country Link
JP (1) JPS58158048A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4852868A (en) * 1987-03-09 1989-08-01 Minolta Camera Kabushiki Kaisha Automatic paper feeding apparatus
JPH01302543A (ja) * 1988-02-26 1989-12-06 Fujitsu Ltd トラッキングエラー検知方法とその検知方法に使用する回折格子・光検知器

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53116110A (en) * 1977-03-18 1978-10-11 Matsushita Electric Ind Co Ltd Optical recorder-reproducer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53116110A (en) * 1977-03-18 1978-10-11 Matsushita Electric Ind Co Ltd Optical recorder-reproducer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4852868A (en) * 1987-03-09 1989-08-01 Minolta Camera Kabushiki Kaisha Automatic paper feeding apparatus
JPH01302543A (ja) * 1988-02-26 1989-12-06 Fujitsu Ltd トラッキングエラー検知方法とその検知方法に使用する回折格子・光検知器

Also Published As

Publication number Publication date
JPH0534734B2 (de) 1993-05-24

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