JP5870509B2 - 光源装置、光学ピックアップ、記録装置 - Google Patents

光源装置、光学ピックアップ、記録装置 Download PDF

Info

Publication number
JP5870509B2
JP5870509B2 JP2011120501A JP2011120501A JP5870509B2 JP 5870509 B2 JP5870509 B2 JP 5870509B2 JP 2011120501 A JP2011120501 A JP 2011120501A JP 2011120501 A JP2011120501 A JP 2011120501A JP 5870509 B2 JP5870509 B2 JP 5870509B2
Authority
JP
Japan
Prior art keywords
mode
semiconductor optical
optical amplifier
incident
light
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
JP2011120501A
Other languages
English (en)
Japanese (ja)
Other versions
JP2012248745A5 (enExample
JP2012248745A (ja
Inventor
岡　美智雄
美智雄 岡
吉田　浩
浩 吉田
田中　健二
健二 田中
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
Priority to JP2011120501A priority Critical patent/JP5870509B2/ja
Priority to TW101113525A priority patent/TW201250680A/zh
Priority to US13/464,539 priority patent/US8743673B2/en
Priority to CN2012101632584A priority patent/CN102831902A/zh
Publication of JP2012248745A publication Critical patent/JP2012248745A/ja
Publication of JP2012248745A5 publication Critical patent/JP2012248745A5/ja
Application granted granted Critical
Publication of JP5870509B2 publication Critical patent/JP5870509B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
    • 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
    • H01S5/50—Amplifier structures not provided for in groups H01S5/02 - H01S5/30
    • 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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1356—Double or multiple prisms, i.e. having two or more prisms in cooperation
    • 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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372—Lenses
    • 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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372—Lenses
    • G11B7/1378—Separate aberration correction lenses; Cylindrical lenses to generate astigmatism; Beam expanders
    • 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
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/065—Mode locking; Mode suppression; Mode selection ; Self pulsating
    • H01S5/0657—Mode locking, i.e. generation of pulses at a frequency corresponding to a roundtrip in the cavity
    • 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
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/1053—Comprising an active region having a varying composition or cross-section in a specific direction
    • H01S5/1064—Comprising an active region having a varying composition or cross-section in a specific direction varying width along the optical axis

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Semiconductor Lasers (AREA)
  • Optical Head (AREA)
JP2011120501A 2011-05-30 2011-05-30 光源装置、光学ピックアップ、記録装置 Expired - Fee Related JP5870509B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2011120501A JP5870509B2 (ja) 2011-05-30 2011-05-30 光源装置、光学ピックアップ、記録装置
TW101113525A TW201250680A (en) 2011-05-30 2012-04-16 Light source apparatus, optical pickup apparatus and recording apparatus
US13/464,539 US8743673B2 (en) 2011-05-30 2012-05-04 Light source device, optical pickup, and recording device
CN2012101632584A CN102831902A (zh) 2011-05-30 2012-05-23 光源装置、光学拾取器和记录装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011120501A JP5870509B2 (ja) 2011-05-30 2011-05-30 光源装置、光学ピックアップ、記録装置

Publications (3)

Publication Number Publication Date
JP2012248745A JP2012248745A (ja) 2012-12-13
JP2012248745A5 JP2012248745A5 (enExample) 2014-06-26
JP5870509B2 true JP5870509B2 (ja) 2016-03-01

Family

ID=47261605

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011120501A Expired - Fee Related JP5870509B2 (ja) 2011-05-30 2011-05-30 光源装置、光学ピックアップ、記録装置

Country Status (4)

Country Link
US (1) US8743673B2 (enExample)
JP (1) JP5870509B2 (enExample)
CN (1) CN102831902A (enExample)
TW (1) TW201250680A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014127484A (ja) * 2012-12-25 2014-07-07 Sony Corp パルス整形装置及びパルス整形方法
JP6273089B2 (ja) * 2012-12-27 2018-01-31 ソニー株式会社 レーザ射出装置及びレーザ射出装置の製造方法
JP2014187299A (ja) 2013-03-25 2014-10-02 Sony Corp 光増幅器及び光増幅方法
WO2018096522A1 (en) * 2016-11-28 2018-05-31 King Abdullah University Of Science And Technology Integrated semiconductor optical amplifier and laser diode at visible wavelength
JP7062358B2 (ja) * 2016-12-27 2022-05-06 古河電気工業株式会社 半導体レーザモジュール
JP6639746B1 (ja) * 2019-01-08 2020-02-05 三菱電機株式会社 レーザ増幅器
EP3886093A1 (en) 2020-03-26 2021-09-29 Microsoft Technology Licensing, LLC Optical data transfer
EP3886091A1 (en) 2020-03-26 2021-09-29 Microsoft Technology Licensing, LLC Holographic storage
EP3886092A1 (en) 2020-03-26 2021-09-29 Microsoft Technology Licensing, LLC Holographic storage
EP3885646A1 (en) 2020-03-26 2021-09-29 Microsoft Technology Licensing, LLC Waveguide network

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2738713B2 (ja) * 1988-09-19 1998-04-08 株式会社日立製作所 第２高調波発生装置
JPH02148874A (ja) * 1988-11-30 1990-06-07 Sony Corp レーザ装置
JP2704308B2 (ja) * 1989-09-22 1998-01-26 富士写真フイルム株式会社 光波長変換方法
US5321718A (en) * 1993-01-28 1994-06-14 Sdl, Inc. Frequency converted laser diode and lens system therefor
US5469454A (en) * 1994-05-02 1995-11-21 University Of Central Florida Mode locked laser diode in a high power solid state regenerative amplifier and mount mechanism
US5608743A (en) * 1994-07-15 1997-03-04 Fuji Photo Film Co., Ltd. Semiconductor light emitting device
US5802084A (en) * 1994-11-14 1998-09-01 The Regents Of The University Of California Generation of high power optical pulses using flared mode-locked semiconductor lasers and optical amplifiers
US5719976A (en) * 1995-10-24 1998-02-17 Lucent Technologies, Inc. Optimized waveguide structure
US6028722A (en) * 1996-03-08 2000-02-22 Sdl, Inc. Optical beam reconfiguring device and optical handling system for device utilization
US6021141A (en) * 1996-03-29 2000-02-01 Sdl, Inc. Tunable blue laser diode
JP3266194B2 (ja) * 1999-02-18 2002-03-18 日本電気株式会社 光導波路並びにその光導波路を用いたレーザ発振器およびレーザ増幅器
US6658034B2 (en) * 2000-12-13 2003-12-02 Picarro, Inc. Surface-emitting semiconductor laser
JP3991615B2 (ja) * 2001-04-24 2007-10-17 日本電気株式会社 半導体光アンプおよび半導体レーザ
JP4026334B2 (ja) * 2001-07-30 2007-12-26 株式会社日立製作所 半導体レーザ、分布帰還型半導体レーザおよび波長可変半導体レーザ
JP3887744B2 (ja) * 2002-03-06 2007-02-28 富士通株式会社 半導体光素子
JP2003289169A (ja) * 2002-03-28 2003-10-10 Hitachi Ltd 半導体レーザ装置
WO2004036565A1 (ja) * 2002-10-15 2004-04-29 Sony Corporation 光記録媒体原盤露光装置及び光記録媒体原盤の露光方法
KR100560387B1 (ko) * 2003-12-24 2006-03-13 한국전자통신연구원 단일/다중 모드 변환기, 및 이를 이용한 광 부호 분할다중 접속 시스템
CN100407523C (zh) * 2004-04-09 2008-07-30 松下电器产业株式会社 相干光源以及光学装置
WO2006016410A1 (ja) * 2004-08-12 2006-02-16 Mitsubishi Denki Kabushiki Kaisha 基本波光源及び波長変換器
US7466736B2 (en) * 2004-08-13 2008-12-16 Nec Corporation Semiconductor laser diode, semiconductor optical amplifier, and optical communication device
US20060165138A1 (en) * 2005-01-21 2006-07-27 Alexander Kachanov Frequency doubling of semiconductor lasers to generate 300-600 nm light
US7646546B1 (en) * 2005-06-10 2010-01-12 Cvi Laser, Llc Anamorphic optical system providing a highly polarized laser output
US20070223549A1 (en) * 2006-03-23 2007-09-27 Nl Nanosemiconductor Gmbh High-Power Optoelectronic Device with Improved Beam Quality Incorporating A Lateral Mode Filtering Section
JP4793311B2 (ja) * 2007-04-09 2011-10-12 三菱電機株式会社 レーザ増幅装置
JP2009049310A (ja) * 2007-08-22 2009-03-05 Sony Corp 半導体レーザ、バイオイメージングシステム、顕微鏡、光ディスク装置、光ピックアップ、加工装置および内視鏡
JP4836966B2 (ja) * 2008-01-18 2011-12-14 株式会社日立製作所 ヘッドジンバルアセンブリ及び情報記録装置
JP5189113B2 (ja) * 2010-01-14 2013-04-24 株式会社日立製作所 熱アシスト磁気記録ヘッド及び熱アシスト磁気記録装置

Also Published As

Publication number Publication date
CN102831902A (zh) 2012-12-19
US20120307620A1 (en) 2012-12-06
TW201250680A (en) 2012-12-16
JP2012248745A (ja) 2012-12-13
US8743673B2 (en) 2014-06-03

Similar Documents

Publication Publication Date Title
JP5870509B2 (ja) 光源装置、光学ピックアップ、記録装置
US9209589B2 (en) Reducing the spectral bandwidth of lasers
US20080273560A1 (en) Method and Apparatus for Optical Mode Multiplexing of Multimode Lasers and Arrays
WO2017049752A1 (zh) 一种基于一阶贝塞尔光束的sted超分辨显微镜及调节方法
JPH0357288A (ja) 半導体レーザーを有するデバイスおよびその使用方法
JPWO2008114512A1 (ja) レーザ波長変換装置及びこれを備えた画像表示装置
US20090245048A1 (en) Optical recording method and optical recording apparatus
Gawali et al. Photonic crystal spatial filtering in broad aperture diode laser
JP2010258120A (ja) 超短波パルス光源およびそれを備えた２光子吸収記録媒体記録装置
JP6711600B2 (ja) 光源装置及び情報取得装置
Phung et al. Quantum dot membrane external-cavity surface-emitting laser at 1.5 μm
KR20170031709A (ko) 구동기 레이저 장비, euv 방사선 생성 장치 및 펄스형 레이저 방사선을 증폭하기 위한 방법
JP2019207338A (ja) 観察装置、対物レンズ
JP2013174812A (ja) レーザ装置
KR20120134016A (ko) 광원 장치, 광학 픽업, 기록 장치
JP2017107073A (ja) 光源装置およびそれを用いた情報取得装置
JP2008010603A (ja) 半導体レーザ励起固体レーザ装置、光走査装置、画像形成装置及び表示装置
JP4706403B2 (ja) 光波長変換素子および光波長変換器
Koda et al. Generation of a 2.2 nJ picosecond optical pulse with blue-violet wavelength using a GaInN master oscillator power amplifier
JP4793311B2 (ja) レーザ増幅装置
JP2008539574A (ja) フォトニック・ファイバー・トリガー式レーザー装置
JPWO2002061502A1 (ja) 光制御方法および装置
JPH11271670A (ja) アフォーカル結像光学系及びレーザ装置
Kroner et al. Novel concepts of vertical-cavity laser-based optical traps for biomedical applications
Shashkin et al. Output optical power dynamics of semiconductor lasers (1070 nm) with a few-mode lateral waveguide of mesa-stripe design at ultrahigh drive currents

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20140512

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20140512

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20150218

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20150317

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20150515

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20150707

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20151006

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20151013

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20151215

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20151228

R151 Written notification of patent or utility model registration

Ref document number: 5870509

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees