DE69512114D1 - Diskriminierungsschaltung für die vorgefertigten Master-Pits und die vorgefertigten Master-Rillen auf einer optischen Platte - Google Patents

Diskriminierungsschaltung für die vorgefertigten Master-Pits und die vorgefertigten Master-Rillen auf einer optischen Platte

Info

Publication number
DE69512114D1
DE69512114D1 DE69512114T DE69512114T DE69512114D1 DE 69512114 D1 DE69512114 D1 DE 69512114D1 DE 69512114 T DE69512114 T DE 69512114T DE 69512114 T DE69512114 T DE 69512114T DE 69512114 D1 DE69512114 D1 DE 69512114D1
Authority
DE
Germany
Prior art keywords
prefabricated master
optical disc
prefabricated
pits
discrimination circuit
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 - Fee Related
Application number
DE69512114T
Other languages
English (en)
Other versions
DE69512114T2 (de
Inventor
Shinji Kurihara
Kenji Nakao
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Application granted granted Critical
Publication of DE69512114D1 publication Critical patent/DE69512114D1/de
Publication of DE69512114T2 publication Critical patent/DE69512114T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/1055—Disposition or mounting of transducers relative to record carriers
    • G11B11/10556—Disposition or mounting of transducers relative to record carriers with provision for moving or switching or masking the transducers in or out of their operative position
    • G11B11/10563—Access of indexed parts
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10595—Control of operating function
    • G11B11/10597—Adaptations for transducing various formats on the same or different carriers
    • 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
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
DE69512114T 1994-03-22 1995-03-21 Diskriminierungsschaltung für die vorgefertigten Master-Pits und die vorgefertigten Master-Rillen auf einer optischen Platte Expired - Fee Related DE69512114T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6050730A JP2944411B2 (ja) 1994-03-22 1994-03-22 ピット／グルーブ判別回路

Publications (2)

Publication Number Publication Date
DE69512114D1 true DE69512114D1 (de) 1999-10-21
DE69512114T2 DE69512114T2 (de) 1999-12-30

Family

ID=12866977

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69512114T Expired - Fee Related DE69512114T2 (de) 1994-03-22 1995-03-21 Diskriminierungsschaltung für die vorgefertigten Master-Pits und die vorgefertigten Master-Rillen auf einer optischen Platte

Country Status (8)

Country Link
US (1) US5541907A (de)
EP (1) EP0674311B1 (de)
JP (1) JP2944411B2 (de)
KR (1) KR0168450B1 (de)
CN (1) CN1061457C (de)
DE (1) DE69512114T2 (de)
DK (1) DK0674311T3 (de)
TW (1) TW350066B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0176557B1 (ko) * 1996-01-08 1999-04-15 김광호 광디스크 시스템에 있어서 디스크 판별방법 및 장치
KR0176569B1 (ko) * 1996-01-29 1999-04-15 김광호 광디스크 시스템에 있어서 두께가 다른 디스크간의 자동판별방법 및 장치
KR100197631B1 (ko) * 1996-11-29 1999-06-15 윤종용 트래킹밸런스 보정장치
JP3690177B2 (ja) 1999-02-22 2005-08-31 三菱電機株式会社 ディスク装置
JP4315530B2 (ja) 1999-07-29 2009-08-19 富士通株式会社 非接触ｉｃカードデバイスのための検波回路
US6600344B1 (en) * 2000-06-26 2003-07-29 Motorola, Inc. Predistortion circuit for RF detector
KR100708101B1 (ko) * 2000-09-05 2007-04-16 삼성전자주식회사 비디오신호 처리 ｉｃ의 엔벨로프 검출 회로 배치 설계 방법 및 이를 이용한 ｉｃ
US20050156322A1 (en) * 2001-08-31 2005-07-21 Smith Lee J. Thin semiconductor package including stacked dies
JP5238984B2 (ja) * 2009-05-29 2013-07-17 セミコンダクター・コンポーネンツ・インダストリーズ・リミテッド・ライアビリティ・カンパニー レベルシフト回路
JP6195698B2 (ja) 2012-06-11 2017-09-13 サターン ライセンシング エルエルシーＳａｔｕｒｎ Ｌｉｃｅｎｓｉｎｇ ＬＬＣ 表示装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4539664A (en) * 1978-08-25 1985-09-03 Matsushita Electric Industrial Co., Ltd. Control system for optical information signal reproduction device
JPS59117740A (ja) * 1982-12-24 1984-07-07 Hitachi Ltd ビデオデイスクプレ−ヤ
JPS59140642A (ja) * 1983-01-31 1984-08-13 Canon Inc トラツキングエラ−信号検出装置
US4879707A (en) * 1985-07-30 1989-11-07 Laser Magnetic Storage International Company Optical disk tracking and seeking systems specific track formats using discontinuities
JPH083942B2 (ja) * 1986-11-20 1996-01-17 株式会社リコー 情報記録再生装置
JPS63184944A (ja) * 1987-01-28 1988-07-30 Nec Corp 光磁気記録再生装置
JPH0654554B2 (ja) * 1987-03-26 1994-07-20 日本電気株式会社 光磁気再生装置
US4989190A (en) * 1987-07-20 1991-01-29 Oki Electric Industry Co., Ltd. Apparatus for seeking a track of an optical disk in which information is recorded
US5166916A (en) * 1988-12-14 1992-11-24 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic gain control apparatus
JP2600402B2 (ja) * 1989-11-20 1997-04-16 松下電器産業株式会社 光ディスク信号再生装置
JP2809835B2 (ja) * 1990-07-30 1998-10-15 松下電器産業株式会社 光ディスク装置および光ディスク

Also Published As

Publication number Publication date
EP0674311A3 (de) 1996-01-03
EP0674311A2 (de) 1995-09-27
KR0168450B1 (ko) 1999-03-20
JP2944411B2 (ja) 1999-09-06
DE69512114T2 (de) 1999-12-30
TW350066B (en) 1999-01-11
DK0674311T3 (da) 2000-04-03
US5541907A (en) 1996-07-30
JPH07262561A (ja) 1995-10-13
KR950034125A (ko) 1995-12-26
CN1134011A (zh) 1996-10-23
CN1061457C (zh) 2001-01-31
EP0674311B1 (de) 1999-09-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee