JPS55153138A - Optical pickup unit - Google Patents

Optical pickup unit

Info

Publication number
JPS55153138A
JPS55153138A JP5950779A JP5950779A JPS55153138A JP S55153138 A JPS55153138 A JP S55153138A JP 5950779 A JP5950779 A JP 5950779A JP 5950779 A JP5950779 A JP 5950779A JP S55153138 A JPS55153138 A JP S55153138A
Authority
JP
Japan
Prior art keywords
pickup
reference line
operation reference
center
shift
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
JP5950779A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6341136B2 (enrdf_load_stackoverflow
Inventor
Kenjiro Kime
Kazuo Okada
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 JP5950779A priority Critical patent/JPS55153138A/ja
Publication of JPS55153138A publication Critical patent/JPS55153138A/ja
Publication of JPS6341136B2 publication Critical patent/JPS6341136B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP5950779A 1979-05-14 1979-05-14 Optical pickup unit Granted JPS55153138A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5950779A JPS55153138A (en) 1979-05-14 1979-05-14 Optical pickup unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5950779A JPS55153138A (en) 1979-05-14 1979-05-14 Optical pickup unit

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP13630189A Division JPH0249222A (ja) 1989-05-30 1989-05-30 光学式ピツクアツプ装置

Publications (2)

Publication Number Publication Date
JPS55153138A true JPS55153138A (en) 1980-11-28
JPS6341136B2 JPS6341136B2 (enrdf_load_stackoverflow) 1988-08-16

Family

ID=13115235

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5950779A Granted JPS55153138A (en) 1979-05-14 1979-05-14 Optical pickup unit

Country Status (1)

Country Link
JP (1) JPS55153138A (enrdf_load_stackoverflow)

Cited By (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5826331A (ja) * 1981-08-11 1983-02-16 Nippon Telegr & Teleph Corp <Ntt> 光学ヘツド
JPS58200438A (ja) * 1982-05-18 1983-11-22 Nippon Sheet Glass Co Ltd 光ピツクアツプ
JPS5924124U (ja) * 1982-07-31 1984-02-15 株式会社クボタ 廃水処理用反応槽
JPS59193550A (ja) * 1983-04-19 1984-11-02 Nec Corp 光デイスクシステムにおけるトラツク追従装置
JPS59207439A (ja) * 1983-05-12 1984-11-24 Nec Corp 光デイスクシステムにおけるビ−ムアクセス装置
JPS6063734A (ja) * 1983-07-09 1985-04-12 ドイチエ・トムソン−ブラント・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング 読取り装置
JPS60182519A (ja) * 1984-03-01 1985-09-18 Aiwa Co Ltd 光学ピックアップ装置
JPS60183918U (ja) * 1984-05-16 1985-12-06 日本コロムビア株式会社 デイスクプレ−ヤ
JPS6175827U (enrdf_load_stackoverflow) * 1984-10-23 1986-05-22
JPS61196433A (ja) * 1985-02-25 1986-08-30 Fujitsu Ltd トラツキング用アクチユエ−タ
JPS61198436A (ja) * 1985-02-28 1986-09-02 Matsushita Electric Ind Co Ltd 対物レンズ位置検出装置
JPS61224146A (ja) * 1985-03-29 1986-10-04 Sony Corp 光ピツクアツプのトラツキングサ−ボ装置
JPS6211230U (enrdf_load_stackoverflow) * 1985-07-05 1987-01-23
JPS6234337A (ja) * 1985-08-08 1987-02-14 Olympus Optical Co Ltd 光学式ピツクアツプ
JPS6266427A (ja) * 1985-09-18 1987-03-25 Fujitsu Ltd 光デイスク装置のポジシヨナ駆動方式
JPS6276033A (ja) * 1985-09-30 1987-04-08 Ricoh Co Ltd 光ピツクアツプ
JPS62128030A (ja) * 1985-11-28 1987-06-10 Matsushita Electric Ind Co Ltd 位置検出装置
JPS62162241A (ja) * 1986-01-09 1987-07-18 Nec Corp レンズアクチユエ−タ
JPS62246151A (ja) * 1986-04-18 1987-10-27 Asahi Optical Co Ltd 光ピツクアツプ
JPS62248140A (ja) * 1986-04-21 1987-10-29 Asahi Optical Co Ltd 光ピツクアツプ
JPS632220U (enrdf_load_stackoverflow) * 1986-06-19 1988-01-08
JPS6448238A (en) * 1987-08-19 1989-02-22 Canon Kk Optical system driving device
JPH0198132A (ja) * 1987-10-12 1989-04-17 Canon Inc 光学系駆動装置
JPH01100739A (ja) * 1987-10-13 1989-04-19 Canon Inc 光学系駆動装置
JPH0249222A (ja) * 1989-05-30 1990-02-19 Mitsubishi Electric Corp 光学式ピツクアツプ装置
US5260923A (en) * 1988-02-29 1993-11-09 Canon Kabushiki Kaisha Optical information processing apparatus in which an optical head is moved in accordance with a lens positional signal eliminating an eccentric component therefrom
JPH0628680A (ja) * 1993-04-02 1994-02-04 Hitachi Ltd アクセス方法及び情報記憶装置
JPH0855353A (ja) * 1995-09-25 1996-02-27 Hitachi Ltd 光ディスク装置

Cited By (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5826331A (ja) * 1981-08-11 1983-02-16 Nippon Telegr & Teleph Corp <Ntt> 光学ヘツド
JPS58200438A (ja) * 1982-05-18 1983-11-22 Nippon Sheet Glass Co Ltd 光ピツクアツプ
JPS5924124U (ja) * 1982-07-31 1984-02-15 株式会社クボタ 廃水処理用反応槽
JPS59193550A (ja) * 1983-04-19 1984-11-02 Nec Corp 光デイスクシステムにおけるトラツク追従装置
JPS59207439A (ja) * 1983-05-12 1984-11-24 Nec Corp 光デイスクシステムにおけるビ−ムアクセス装置
JPS6063734A (ja) * 1983-07-09 1985-04-12 ドイチエ・トムソン−ブラント・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング 読取り装置
JPS60182519A (ja) * 1984-03-01 1985-09-18 Aiwa Co Ltd 光学ピックアップ装置
JPS60183918U (ja) * 1984-05-16 1985-12-06 日本コロムビア株式会社 デイスクプレ−ヤ
JPS6175827U (enrdf_load_stackoverflow) * 1984-10-23 1986-05-22
JPS61196433A (ja) * 1985-02-25 1986-08-30 Fujitsu Ltd トラツキング用アクチユエ−タ
JPS61198436A (ja) * 1985-02-28 1986-09-02 Matsushita Electric Ind Co Ltd 対物レンズ位置検出装置
JPS61224146A (ja) * 1985-03-29 1986-10-04 Sony Corp 光ピツクアツプのトラツキングサ−ボ装置
JPS6211230U (enrdf_load_stackoverflow) * 1985-07-05 1987-01-23
JPS6234337A (ja) * 1985-08-08 1987-02-14 Olympus Optical Co Ltd 光学式ピツクアツプ
JPS6266427A (ja) * 1985-09-18 1987-03-25 Fujitsu Ltd 光デイスク装置のポジシヨナ駆動方式
JPS6276033A (ja) * 1985-09-30 1987-04-08 Ricoh Co Ltd 光ピツクアツプ
JPS62128030A (ja) * 1985-11-28 1987-06-10 Matsushita Electric Ind Co Ltd 位置検出装置
JPS62162241A (ja) * 1986-01-09 1987-07-18 Nec Corp レンズアクチユエ−タ
JPS62246151A (ja) * 1986-04-18 1987-10-27 Asahi Optical Co Ltd 光ピツクアツプ
JPS62248140A (ja) * 1986-04-21 1987-10-29 Asahi Optical Co Ltd 光ピツクアツプ
JPS632220U (enrdf_load_stackoverflow) * 1986-06-19 1988-01-08
JPS6448238A (en) * 1987-08-19 1989-02-22 Canon Kk Optical system driving device
US5039202A (en) * 1987-08-19 1991-08-13 Canon Kabushiki Kaisha Optical system driving apparatus
JPH0198132A (ja) * 1987-10-12 1989-04-17 Canon Inc 光学系駆動装置
JPH01100739A (ja) * 1987-10-13 1989-04-19 Canon Inc 光学系駆動装置
US5260923A (en) * 1988-02-29 1993-11-09 Canon Kabushiki Kaisha Optical information processing apparatus in which an optical head is moved in accordance with a lens positional signal eliminating an eccentric component therefrom
JPH0249222A (ja) * 1989-05-30 1990-02-19 Mitsubishi Electric Corp 光学式ピツクアツプ装置
JPH0628680A (ja) * 1993-04-02 1994-02-04 Hitachi Ltd アクセス方法及び情報記憶装置
JPH0855353A (ja) * 1995-09-25 1996-02-27 Hitachi Ltd 光ディスク装置

Also Published As

Publication number Publication date
JPS6341136B2 (enrdf_load_stackoverflow) 1988-08-16

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