TW290687B - - Google Patents

Info

Publication number
TW290687B
TW290687B TW085100094A TW85100094A TW290687B TW 290687 B TW290687 B TW 290687B TW 085100094 A TW085100094 A TW 085100094A TW 85100094 A TW85100094 A TW 85100094A TW 290687 B TW290687 B TW 290687B
Authority
TW
Taiwan
Application number
TW085100094A
Original Assignee
Tam Co Ltd
Noguchi Masaru
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 Tam Co Ltd, Noguchi Masaru filed Critical Tam Co Ltd
Application granted granted Critical
Publication of TW290687B publication Critical patent/TW290687B/zh

Links

Classifications

    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/0857—Arrangements for mechanically moving the whole head
    • G11B7/08576—Swinging-arm positioners
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0901—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following only
    • G11B7/0903—Multi-beam tracking systems
TW085100094A 1994-12-08 1996-01-05 TW290687B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP33048894 1994-12-08
PCT/JP1995/002322 WO1996018190A1 (fr) 1994-12-08 1995-11-14 Dispositif d'entrainement de tete de lecture optique pour disque optique

Publications (1)

Publication Number Publication Date
TW290687B true TW290687B (zh) 1996-11-11

Family

ID=18233193

Family Applications (1)

Application Number Title Priority Date Filing Date
TW085100094A TW290687B (zh) 1994-12-08 1996-01-05

Country Status (5)

Country Link
US (1) US5790509A (zh)
EP (1) EP0744737A4 (zh)
KR (1) KR970700905A (zh)
TW (1) TW290687B (zh)
WO (1) WO1996018190A1 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3686520B2 (ja) * 1998-03-19 2005-08-24 パイオニア株式会社 ディスクプレーヤ
KR20050090423A (ko) * 2002-12-30 2005-09-13 코닌클리케 필립스 일렉트로닉스 엔.브이. 광학주사장치
JP3825005B2 (ja) * 2003-02-06 2006-09-20 松下電器産業株式会社 ディスク装置
JP4641739B2 (ja) * 2004-05-10 2011-03-02 アルパイン株式会社 ディスク装置
CN102292908A (zh) * 2008-12-17 2011-12-21 发现技术国际股份有限公司 有高力矩的压电电机
JP2012527215A (ja) * 2009-05-15 2012-11-01 ディスカバリー テクノロジー インターナショナル，インク． 超音波非接触軸受を有する電気モータ

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5712451A (en) * 1980-06-26 1982-01-22 Sanyo Electric Co Ltd Repeat mechanism of full-auto record player
JPS57164450A (en) * 1981-04-01 1982-10-09 Mitsubishi Electric Corp Optical information reproducing device
JPH0746424B2 (ja) * 1982-01-18 1995-05-17 松下電器産業株式会社 光学式記録再生装置における光学ヘツドブロツクの支持装置
JPS59162669A (ja) * 1983-03-07 1984-09-13 Ricoh Co Ltd 光学的記録再生装置
JPH0754561B2 (ja) * 1986-08-20 1995-06-07 松下電器産業株式会社 レコ−ドプレヤ−
US5153870A (en) * 1989-06-29 1992-10-06 Digital Equipment Corporation Rotary head actuator for optical disk
US5029030A (en) * 1990-02-20 1991-07-02 International Business Machines Corporation Rotary actuator system with zero skew angle variation
JPH0533316A (ja) * 1991-07-25 1993-02-09 Sanyoo Kk 車止めブロツク及びその設置工法
JPH0533316U (ja) * 1991-10-02 1993-04-30 アルパイン株式会社 光ピツクアツプの移動装置

Also Published As

Publication number Publication date
EP0744737A1 (en) 1996-11-27
EP0744737A4 (en) 1998-12-02
WO1996018190A1 (fr) 1996-06-13
US5790509A (en) 1998-08-04
KR970700905A (ko) 1997-02-12

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