DE69621538D1 - Optische Vorrichtung - Google Patents

Optische Vorrichtung

Info

Publication number
DE69621538D1
DE69621538D1 DE69621538T DE69621538T DE69621538D1 DE 69621538 D1 DE69621538 D1 DE 69621538D1 DE 69621538 T DE69621538 T DE 69621538T DE 69621538 T DE69621538 T DE 69621538T DE 69621538 D1 DE69621538 D1 DE 69621538D1
Authority
DE
Germany
Prior art keywords
optical device
optical
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
DE69621538T
Other languages
English (en)
Other versions
DE69621538T2 (de
Inventor
Masato Doi
Kazuhiko Nemoto
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of DE69621538D1 publication Critical patent/DE69621538D1/de
Application granted granted Critical
Publication of DE69621538T2 publication Critical patent/DE69621538T2/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
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/127—Lasers; Multiple laser arrays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • 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
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/123—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/13—Optical detectors therefor
    • G11B7/131—Arrangement of detectors in a multiple array
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/026—Monolithically integrated components, e.g. waveguides, monitoring photo-detectors, drivers
    • H01S5/0262—Photo-diodes, e.g. transceiver devices, bidirectional devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
    • H01S5/2004—Confining in the direction perpendicular to the layer structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
    • H01S5/22—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure
    • H01S5/223—Buried stripe structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
    • H01S5/22—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure
    • H01S5/223—Buried stripe structure
    • H01S5/2231—Buried stripe structure with inner confining structure only between the active layer and the upper electrode
DE69621538T 1995-09-13 1996-09-12 Optische Vorrichtung Expired - Fee Related DE69621538T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23568095A JP3882210B2 (ja) 1995-09-13 1995-09-13 光学装置

Publications (2)

Publication Number Publication Date
DE69621538D1 true DE69621538D1 (de) 2002-07-11
DE69621538T2 DE69621538T2 (de) 2003-01-09

Family

ID=16989622

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69621538T Expired - Fee Related DE69621538T2 (de) 1995-09-13 1996-09-12 Optische Vorrichtung

Country Status (5)

Country Link
US (1) US5793790A (de)
EP (1) EP0763821B1 (de)
JP (1) JP3882210B2 (de)
KR (1) KR100436199B1 (de)
DE (1) DE69621538T2 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6556533B1 (en) 1996-10-01 2003-04-29 Matsushita Electric Industrial Co., Ltd. Optical pickup device
US6266314B1 (en) * 1996-10-01 2001-07-24 Matsushita Electric Industrial Co., Ltd. Optical pickup device
US6222202B1 (en) * 1998-10-06 2001-04-24 Agilent Technologies, Inc. System and method for the monolithic integration of a light emitting device and a photodetector for low bias voltage operation
TW447184B (en) * 1999-02-08 2001-07-21 Sharp Kk Semiconductor laser device and method of manufacturing the same
JP2001077457A (ja) * 1999-09-08 2001-03-23 Sony Corp 半導体レーザおよびその製造方法
KR100405940B1 (ko) * 2001-02-27 2003-12-18 한국과학기술연구원 수평결합형 레이저 다이오드
US6633716B2 (en) 2001-05-02 2003-10-14 Motorola, Inc. Optical device and method therefor
JP2002335032A (ja) * 2001-05-08 2002-11-22 Sony Corp 光学装置およびその製造方法
KR100564587B1 (ko) * 2003-11-27 2006-03-28 삼성전자주식회사 포토 다이오드 및 이의 제조 방법
WO2005072224A2 (en) 2004-01-20 2005-08-11 Binoptics Corporation Integrated photonic devices
CN100405538C (zh) * 2004-01-20 2008-07-23 宾奥普迪克斯股份有限公司 集成光子器件
US7598527B2 (en) * 2004-01-20 2009-10-06 Binoptics Corporation Monitoring photodetector for integrated photonic devices
US7656922B2 (en) * 2004-04-15 2010-02-02 Binoptics Corporation Multi-level integrated photonic devices
US7026700B2 (en) * 2004-06-24 2006-04-11 Intel Corporation Photodetector with polarization state sensor
US7259444B1 (en) * 2004-07-20 2007-08-21 Hrl Laboratories, Llc Optoelectronic device with patterned ion implant subcollector
JP4093213B2 (ja) * 2004-07-29 2008-06-04 松下電器産業株式会社 半導体レーザ装置およびそれを用いた光ピックアップ装置
US8154030B2 (en) * 2004-10-01 2012-04-10 Finisar Corporation Integrated diode in a silicon chip scale package
US20070064156A1 (en) * 2005-09-19 2007-03-22 Mediatek Inc. System and method for removing co-channel interference
JP4692272B2 (ja) * 2005-12-26 2011-06-01 ソニー株式会社 レーザ集積装置及び光ピックアップ装置
JP2008277445A (ja) * 2007-04-26 2008-11-13 Opnext Japan Inc 半導体レーザおよび光モジュール
US8325566B2 (en) * 2009-03-19 2012-12-04 Tdk Corporation Thermally-assisted magnetic recording head having a light source at least inclined from an opposed-to-medium surface
US8441895B2 (en) * 2009-11-20 2013-05-14 Tdk Corporation Thermally-assisted magnetic recording head with light detector in element-integration surface
TW201216451A (en) * 2010-10-07 2012-04-16 Univ Nat Cheng Kung Integrated photodetecting device
US10867834B2 (en) * 2015-12-31 2020-12-15 Taiwan Semiconductor Manufacturing Company Ltd. Semiconductor structure and manufacturing method thereof
JP6201095B1 (ja) * 2016-04-27 2017-09-20 雫石　誠 撮像モジュール及び撮像装置
KR102523975B1 (ko) 2017-10-11 2023-04-20 삼성전자주식회사 광원 일체형 광 센싱 시스템 및 이를 포함하는 전자 기기
JP7206489B2 (ja) * 2019-03-07 2023-01-18 ミツミ電機株式会社 光学モジュール及び光学式エンコーダ
JP6829923B1 (ja) * 2020-08-03 2021-02-17 株式会社京都セミコンダクター 受光素子ユニット

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5101389A (en) * 1989-08-04 1992-03-31 Ricoh Company, Ltd. Optical information recording/reproducing apparatus
JPH05290403A (ja) * 1992-04-08 1993-11-05 Matsushita Electric Ind Co Ltd 光ピックアップヘッド装置
JPH06224406A (ja) * 1993-01-27 1994-08-12 Mitsubishi Electric Corp 光集積回路
JPH07114746A (ja) * 1993-08-25 1995-05-02 Sony Corp 光学装置
US5883913A (en) * 1993-12-27 1999-03-16 Sony Corporation Optical device
JP3541416B2 (ja) * 1994-03-08 2004-07-14 ソニー株式会社 光学装置

Also Published As

Publication number Publication date
JP3882210B2 (ja) 2007-02-14
US5793790A (en) 1998-08-11
EP0763821A1 (de) 1997-03-19
DE69621538T2 (de) 2003-01-09
JPH0982936A (ja) 1997-03-28
EP0763821B1 (de) 2002-06-05
KR100436199B1 (ko) 2004-07-31
KR970018646A (ko) 1997-04-30

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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