DE69200569T2 - Binäre Modulation von Injektionslasern. - Google Patents

Binäre Modulation von Injektionslasern.

Info

Publication number
DE69200569T2
DE69200569T2 DE69200569T DE69200569T DE69200569T2 DE 69200569 T2 DE69200569 T2 DE 69200569T2 DE 69200569 T DE69200569 T DE 69200569T DE 69200569 T DE69200569 T DE 69200569T DE 69200569 T2 DE69200569 T2 DE 69200569T2
Authority
DE
Germany
Prior art keywords
binary modulation
injection lasers
lasers
injection
binary
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
DE69200569T
Other languages
English (en)
Other versions
DE69200569D1 (de
Inventor
Richard Edward Epworth
Peter Jeremy Anslow
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
Application granted granted Critical
Publication of DE69200569D1 publication Critical patent/DE69200569D1/de
Publication of DE69200569T2 publication Critical patent/DE69200569T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/504—Laser transmitters using direct modulation
    • 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
    • H01S5/0014—Measuring characteristics or properties thereof
    • 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
    • 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
    • H01S5/0687—Stabilising the frequency of the laser

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Semiconductor Lasers (AREA)
  • Optical Communication System (AREA)
DE69200569T 1991-05-29 1992-05-15 Binäre Modulation von Injektionslasern. Expired - Fee Related DE69200569T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9111552A GB2256308B (en) 1991-05-29 1991-05-29 Binary modulation of injection lasers

Publications (2)

Publication Number Publication Date
DE69200569D1 DE69200569D1 (de) 1994-12-01
DE69200569T2 true DE69200569T2 (de) 1995-03-02

Family

ID=10695759

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69200569T Expired - Fee Related DE69200569T2 (de) 1991-05-29 1992-05-15 Binäre Modulation von Injektionslasern.

Country Status (5)

Country Link
US (1) US5287366A (de)
EP (1) EP0516315B1 (de)
JP (1) JPH05243657A (de)
DE (1) DE69200569T2 (de)
GB (1) GB2256308B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5513029A (en) * 1994-06-16 1996-04-30 Northern Telecom Limited Method and apparatus for monitoring performance of optical transmission systems
US5646762A (en) * 1995-11-07 1997-07-08 Lucent Technologies Inc. Optical communication system using tandem Fabry-Perot etalon for wavelength selection
US6115520A (en) * 1998-03-05 2000-09-05 Lucent Technologies Inc. Compact mach-zehnder interferometer and wavelength reference employing same
US6479979B1 (en) * 1999-07-09 2002-11-12 Srico, Inc. Opto-electric device for measuring the root-mean-square value of an alternating current voltage
US6795459B2 (en) 2000-10-18 2004-09-21 Fibera, Inc. Light frequency locker
US6858834B2 (en) 2000-10-18 2005-02-22 Fibera, Inc. Light wavelength meter
US6859468B2 (en) * 2001-05-29 2005-02-22 Sycamore Networks, Inc. Method and system for mode stabilization of VCSELS using increased bias current
GB2383910A (en) * 2002-01-07 2003-07-09 Quantumbeam Ltd Optical free space signalling system
US6834065B2 (en) * 2002-05-21 2004-12-21 Carrier Access Corporation Methods and apparatuses for direct digital drive of a laser in a passive optical network

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1539624A (en) * 1976-02-11 1979-01-31 Standard Telephones Cables Ltd Laser control system
US4277846A (en) * 1979-12-27 1981-07-07 Bell Telephone Laboratories, Incorporated Circuit for stabilizing the output of an injection laser
DE3333247A1 (de) * 1983-09-14 1985-03-28 Siemens Ag Optisches uebertragungssystem mit laserregelung
SE8401773L (sv) * 1984-03-30 1985-10-01 Boh Optical Ab Frekvens- och effektreglering hos laserdioder
JPH02171042A (ja) * 1988-12-23 1990-07-02 Nec Corp 光送信信号制御方法及び装置
US5003546A (en) * 1989-08-31 1991-03-26 At&T Bell Laboratories Interferometric devices for reducing harmonic distortions in laser communication systems
SE463952B (sv) * 1989-10-13 1991-02-11 Hans Martin Anordning foer att moejliggoera en vaaglaengdsstabilisering av en av en halvledarlaser alstrad och utsaend ljusstraale
US5204640A (en) * 1992-02-10 1993-04-20 California Institute Of Technology Widely tunable oscillator stabilization using analog fiber optic delay line

Also Published As

Publication number Publication date
US5287366A (en) 1994-02-15
JPH05243657A (ja) 1993-09-21
DE69200569D1 (de) 1994-12-01
GB2256308A (en) 1992-12-02
GB9111552D0 (en) 1991-07-17
GB2256308B (en) 1995-04-19
EP0516315B1 (de) 1994-10-26
EP0516315A2 (de) 1992-12-02
EP0516315A3 (en) 1993-01-20

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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