JP2004221587A5 - - Google Patents

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Publication number
JP2004221587A5
JP2004221587A5 JP2004003927A JP2004003927A JP2004221587A5 JP 2004221587 A5 JP2004221587 A5 JP 2004221587A5 JP 2004003927 A JP2004003927 A JP 2004003927A JP 2004003927 A JP2004003927 A JP 2004003927A JP 2004221587 A5 JP2004221587 A5 JP 2004221587A5
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JP
Japan
Prior art keywords
signal
temperature
threshold current
control signal
laser
Prior art date
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Granted
Application number
JP2004003927A
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English (en)
Japanese (ja)
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JP2004221587A (ja
JP5007015B2 (ja
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Publication date
Priority claimed from US10/339,946 external-priority patent/US6922421B2/en
Application filed filed Critical
Publication of JP2004221587A publication Critical patent/JP2004221587A/ja
Publication of JP2004221587A5 publication Critical patent/JP2004221587A5/ja
Application granted granted Critical
Publication of JP5007015B2 publication Critical patent/JP5007015B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2004003927A 2003-01-10 2004-01-09 レーザシステムを制御及び較正する方法及びシステム Expired - Fee Related JP5007015B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/339,946 US6922421B2 (en) 2003-01-10 2003-01-10 Control and calibration of laser systems
US10/339946 2003-01-10

Publications (3)

Publication Number Publication Date
JP2004221587A JP2004221587A (ja) 2004-08-05
JP2004221587A5 true JP2004221587A5 (https=) 2007-03-01
JP5007015B2 JP5007015B2 (ja) 2012-08-22

Family

ID=31188247

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004003927A Expired - Fee Related JP5007015B2 (ja) 2003-01-10 2004-01-09 レーザシステムを制御及び較正する方法及びシステム

Country Status (3)

Country Link
US (1) US6922421B2 (https=)
JP (1) JP5007015B2 (https=)
GB (1) GB2397170B (https=)

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* Cited by examiner, † Cited by third party
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JP2005340278A (ja) * 2004-05-24 2005-12-08 Freescale Semiconductor Inc 発光素子駆動回路
TWI286684B (en) * 2005-01-26 2007-09-11 Via Tech Inc Operating current modifying device and method thereof
TWI261959B (en) * 2005-06-24 2006-09-11 Leadlight Technology Inc Power control device of laser module and method thereof
US7609736B2 (en) * 2005-09-30 2009-10-27 Symbol Technologies, Inc. Laser power control arrangements in electro-optical readers
GB2432037B (en) * 2005-11-01 2011-04-20 Agilent Technologies Inc A method and system for stabilizing operation of laser sources
US7961584B2 (en) 2006-01-26 2011-06-14 Tian Holdings, Llc Operating current modifying device and method
US7826739B2 (en) * 2006-09-14 2010-11-02 Finisar Corporation Determination and adjustment of laser modulation current in an optical transmitter
US20100158055A1 (en) * 2008-12-18 2010-06-24 Symbol Technologies, Inc. Method and apparatus for controlling and monitoring laser power in barcode readers
WO2011106055A1 (en) * 2010-02-23 2011-09-01 Rambus Inc. Coordinating memory operations using memory-device generated reference signals
JP2012142417A (ja) 2010-12-28 2012-07-26 Sumitomo Electric Device Innovations Inc レーザダイオードの制御方法
US8934779B2 (en) * 2012-02-10 2015-01-13 Source Photonics, Inc. Operational status indicators in an optical transceiver using dynamic thresholds
JP2013222799A (ja) * 2012-04-16 2013-10-28 Sumitomo Electric Device Innovations Inc 半導体レーザの制御方法及び光トランシーバの製造方法
CN106253044B (zh) * 2014-02-18 2019-06-18 青岛海信宽带多媒体技术有限公司 一种可调谐激光器的波长控制方法及装置
US20230420914A1 (en) * 2022-06-23 2023-12-28 Endress+Hauser Optical Analysis, Inc. Laser system and method for driving a laser system
CN115693381B (zh) * 2022-10-22 2025-08-15 源纳微光学科技(苏州)有限公司 一种光源组件的温度实时监控方法及监控系统

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EP0218449B1 (en) * 1985-09-30 1992-03-04 Kabushiki Kaisha Toshiba Apparatus for stabilizing the optical output power of a semiconductor laser
JPH04142126A (ja) * 1990-10-02 1992-05-15 Canon Inc 光送信装置
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GB2258753B (en) * 1991-08-15 1995-02-15 Northern Telecom Ltd Injection laser modulation
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US7830936B2 (en) * 2003-01-10 2010-11-09 Avago Technologies Fiber Ip (Singapore) Pte. Ltd. Calibration of laser systems

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