ATE364224T1 - Mittel/verfahren zur erzeugung eines laseransteuersignals - Google Patents

Mittel/verfahren zur erzeugung eines laseransteuersignals

Info

Publication number
ATE364224T1
ATE364224T1 AT04744353T AT04744353T ATE364224T1 AT E364224 T1 ATE364224 T1 AT E364224T1 AT 04744353 T AT04744353 T AT 04744353T AT 04744353 T AT04744353 T AT 04744353T AT E364224 T1 ATE364224 T1 AT E364224T1
Authority
AT
Austria
Prior art keywords
data input
mux
dac
multiplexer
generating
Prior art date
Application number
AT04744353T
Other languages
English (en)
Inventor
Boer Bart De
Den Homberg Johannes Van
Albert Immink
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE364224T1 publication Critical patent/ATE364224T1/de

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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G11B7/00456—Recording strategies, e.g. pulse sequences
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/006—Overwriting
    • G11B7/0062—Overwriting strategies, e.g. recording pulse sequences with erasing level used for phase-change media
    • 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
    • H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
    • H01S5/042—Electrical excitation ; Circuits therefor
    • H01S5/0427—Electrical excitation ; Circuits therefor for applying modulation to the laser

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
  • Semiconductor Lasers (AREA)
  • Lasers (AREA)
AT04744353T 2003-06-19 2004-06-16 Mittel/verfahren zur erzeugung eines laseransteuersignals ATE364224T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03076914 2003-06-19

Publications (1)

Publication Number Publication Date
ATE364224T1 true ATE364224T1 (de) 2007-06-15

Family

ID=33547683

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04744353T ATE364224T1 (de) 2003-06-19 2004-06-16 Mittel/verfahren zur erzeugung eines laseransteuersignals

Country Status (9)

Country Link
US (1) US7362690B2 (de)
EP (1) EP1639589B1 (de)
JP (1) JP2006527900A (de)
KR (1) KR20060023560A (de)
CN (1) CN100375174C (de)
AT (1) ATE364224T1 (de)
DE (1) DE602004006868T2 (de)
TW (1) TW200502933A (de)
WO (1) WO2004112015A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008018602B4 (de) * 2008-04-11 2010-11-25 Atmel Automotive Gmbh Lasertreiberschaltung und Verwendung
DE102008036985B4 (de) * 2008-08-08 2010-08-26 Atmel Automotive Gmbh Lasertreiberschaltung, Verfahren zum Steuern einer Lasertreiberschaltung und Verwendung
CN104165862B (zh) * 2014-08-16 2016-08-17 山西森达源科技有限公司 激光气体分析仪的激光驱动信号发生器

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2763663B2 (ja) * 1990-07-24 1998-06-11 株式会社ケンウッド 光ディスク記録再生装置のレーザ駆動回路
JP2525943B2 (ja) * 1990-08-02 1996-08-21 富士通株式会社 光学記録再生装置のレ―ザダイオ―ド制御方式
US5640381A (en) * 1996-03-08 1997-06-17 International Business Machines Corporation Laser power-drive circuit having a scaling DAC supplying a scaled reference signal to a plurality of scaled DAC's that supply a plurality of scaled output signals
KR100248233B1 (ko) * 1997-12-11 2000-03-15 윤종용 광기록 매체에서 레이저 다이오드 전력 제어 장치 및 방법
JP3552938B2 (ja) * 1999-01-18 2004-08-11 ティアック株式会社 光ディスク装置及びその補正方法
KR100346701B1 (ko) * 1999-05-25 2002-08-01 삼성전자 주식회사 레이저 다이오드의 출력 제어 방법 및 이에 적합한 장치
US6760229B2 (en) 2000-10-18 2004-07-06 Hewlett-Packard Development Company, L.P. System for protecting electronic components
DE10064775A1 (de) * 2000-12-22 2002-06-27 Thomson Brandt Gmbh Verfahren und Anordnung zum Regeln der Lichtleistung eines Abtaststrahls in einem Gerät zum Lesen oder zum Beschreiben optischer Aufzeichnungsträger
TW591643B (en) * 2001-06-16 2004-06-11 Samsung Electronics Co Ltd Method and apparatus for controlling write power in an optical drive
ES2290251T3 (es) * 2001-10-22 2008-02-16 Ricoh Company, Ltd. Unidad de mando de fuente de luz y aparato de almacenamiento optico.
US7061951B2 (en) * 2002-12-20 2006-06-13 Elantec Semiconductor, Inc. Systems and methods for automatic power control of laser diodes

Also Published As

Publication number Publication date
WO2004112015A1 (en) 2004-12-23
US7362690B2 (en) 2008-04-22
US20070096963A1 (en) 2007-05-03
TW200502933A (en) 2005-01-16
DE602004006868T2 (de) 2008-02-07
KR20060023560A (ko) 2006-03-14
CN1809884A (zh) 2006-07-26
DE602004006868D1 (de) 2007-07-19
CN100375174C (zh) 2008-03-12
JP2006527900A (ja) 2006-12-07
EP1639589A1 (de) 2006-03-29
EP1639589B1 (de) 2007-06-06

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