CA1229653A - Circuit de commande du rendement quantique differentiel dans un laser - Google Patents

Circuit de commande du rendement quantique differentiel dans un laser

Info

Publication number
CA1229653A
CA1229653A CA000474044A CA474044A CA1229653A CA 1229653 A CA1229653 A CA 1229653A CA 000474044 A CA000474044 A CA 000474044A CA 474044 A CA474044 A CA 474044A CA 1229653 A CA1229653 A CA 1229653A
Authority
CA
Canada
Prior art keywords
laser
signal
low pass
quantum efficiency
pass filter
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
Application number
CA000474044A
Other languages
English (en)
Inventor
Hyung B. Kim
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.)
Nortel Networks Ltd
Original Assignee
Northern Telecom 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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Priority to CA000474044A priority Critical patent/CA1229653A/fr
Application granted granted Critical
Publication of CA1229653A publication Critical patent/CA1229653A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H01S5/06835—Stabilising during pulse modulation or generation

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Semiconductor Lasers (AREA)
CA000474044A 1985-02-11 1985-02-11 Circuit de commande du rendement quantique differentiel dans un laser Expired CA1229653A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000474044A CA1229653A (fr) 1985-02-11 1985-02-11 Circuit de commande du rendement quantique differentiel dans un laser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000474044A CA1229653A (fr) 1985-02-11 1985-02-11 Circuit de commande du rendement quantique differentiel dans un laser

Publications (1)

Publication Number Publication Date
CA1229653A true CA1229653A (fr) 1987-11-24

Family

ID=4129814

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000474044A Expired CA1229653A (fr) 1985-02-11 1985-02-11 Circuit de commande du rendement quantique differentiel dans un laser

Country Status (1)

Country Link
CA (1) CA1229653A (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0497270A3 (en) * 1991-01-31 1993-01-20 Sumitomo Electric Industries, Ltd. Semiconductor laser device driving circuit
EP0649201A1 (fr) * 1993-10-14 1995-04-19 AT&T Corp. Méthode de détection de l'amplitude, pour le contrôle d'un transmetteur optique
WO2013079904A1 (fr) * 2011-12-02 2013-06-06 Nanotech Semiconductor Limited Commande d'amplitude de modulation optique en boucle fermée
CN104426611A (zh) * 2013-08-27 2015-03-18 塞姆泰克股份有限公司 闭环光学调制幅度控制
US9300405B2 (en) 2011-12-02 2016-03-29 Semtech Corporation Closed loop optical modulation amplitude control

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0497270A3 (en) * 1991-01-31 1993-01-20 Sumitomo Electric Industries, Ltd. Semiconductor laser device driving circuit
US5224112A (en) * 1991-01-31 1993-06-29 Sumitomo Electric Industries, Ltd. Semiconductor laser device driving circuit
AU646921B2 (en) * 1991-01-31 1994-03-10 Sumitomo Electric Industries, Ltd. Semiconductor laser device driving circuit
EP0649201A1 (fr) * 1993-10-14 1995-04-19 AT&T Corp. Méthode de détection de l'amplitude, pour le contrôle d'un transmetteur optique
US5448629A (en) * 1993-10-14 1995-09-05 At&T Corp. Amplitude detection scheme for optical transmitter control
WO2013079904A1 (fr) * 2011-12-02 2013-06-06 Nanotech Semiconductor Limited Commande d'amplitude de modulation optique en boucle fermée
US8548336B2 (en) 2011-12-02 2013-10-01 Semtech Corporation Closed loop optical modulation amplitude control
CN104137443A (zh) * 2011-12-02 2014-11-05 塞姆泰克股份有限公司 闭环光学调制幅度控制
US9300405B2 (en) 2011-12-02 2016-03-29 Semtech Corporation Closed loop optical modulation amplitude control
CN104426611A (zh) * 2013-08-27 2015-03-18 塞姆泰克股份有限公司 闭环光学调制幅度控制

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Legal Events

Date Code Title Description
MKEX Expiry