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GB2537821B - An optical device - Google Patents

An optical device

Info

Publication number
GB2537821B
GB2537821B GB1506759.8A GB201506759A GB2537821B GB 2537821 B GB2537821 B GB 2537821B GB 201506759 A GB201506759 A GB 201506759A GB 2537821 B GB2537821 B GB 2537821B
Authority
GB
United Kingdom
Prior art keywords
optical device
optical
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.)
Active
Application number
GB1506759.8A
Other versions
GB2537821A (en
GB201506759D0 (en
Inventor
Krystyna Skiba-Szymanska Joanna
Matthias Frohlich Bernd
James Shields Andrew
Yuan Zhiliang
Lucamarini Marco
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.)
Toshiba Europe Ltd
Original Assignee
Toshiba Research Europe 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 Toshiba Research Europe Ltd filed Critical Toshiba Research Europe Ltd
Priority to GB1506759.8A priority Critical patent/GB2537821B/en
Priority to US14/693,442 priority patent/US9876580B2/en
Publication of GB201506759D0 publication Critical patent/GB201506759D0/en
Publication of GB2537821A publication Critical patent/GB2537821A/en
Application granted granted Critical
Publication of GB2537821B publication Critical patent/GB2537821B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/10007Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10HINORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H29/00Integrated devices, or assemblies of multiple devices, comprising at least one light-emitting semiconductor element covered by group H10H20/00
    • H10H29/10Integrated devices comprising at least one light-emitting semiconductor component covered by group H10H20/00
    • H10W90/00
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S5/00Semiconductor lasers
    • H01S5/06Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/062Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
    • H01S5/06209Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes in single-section lasers
    • H01S5/06216Pulse modulation or generation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S5/00Semiconductor lasers
    • H01S5/06Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/065Mode locking; Mode suppression; Mode selection ; Self pulsating
    • H01S5/0656Seeding, i.e. an additional light input is provided for controlling the laser modes, for example by back-reflecting light from an external optical component

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Semiconductor Lasers (AREA)
GB1506759.8A 2014-04-22 2015-04-21 An optical device Active GB2537821B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1506759.8A GB2537821B (en) 2015-04-21 2015-04-21 An optical device
US14/693,442 US9876580B2 (en) 2014-04-22 2015-04-22 Optical device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1506759.8A GB2537821B (en) 2015-04-21 2015-04-21 An optical device

Publications (3)

Publication Number Publication Date
GB201506759D0 GB201506759D0 (en) 2015-06-03
GB2537821A GB2537821A (en) 2016-11-02
GB2537821B true GB2537821B (en) 2017-04-19

Family

ID=53298926

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1506759.8A Active GB2537821B (en) 2014-04-22 2015-04-21 An optical device

Country Status (1)

Country Link
GB (1) GB2537821B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11143759B2 (en) 2018-11-09 2021-10-12 Kabushiki Kaisha Toshiba Investigation system and method
US11422235B2 (en) 2018-11-09 2022-08-23 Kabushiki Kaisha Toshiba Optical device
US11621780B2 (en) 2021-05-28 2023-04-04 Kabushiki Kaisha Toshiba Emitter, communication system and method
US11736198B2 (en) 2021-05-28 2023-08-22 Kabushiki Kaisha Toshiba Optical emitter, communication system and method

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106506154B (en) * 2016-12-09 2023-05-05 浙江神州量子网络科技有限公司 QKD system and method based on COW protocol
GB2601172B (en) 2020-11-20 2025-02-05 Toshiba Kk An optical module, a system, a sending unit, a receiving unit, and a quantum communication system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5175643A (en) * 1991-09-30 1992-12-29 Xerox Corporation Monolithic integrated master oscillator power amplifier
WO1996022562A1 (en) * 1995-01-19 1996-07-25 British Telecommunications Public Limited Company Optical switch
EP2403081A2 (en) * 2010-06-30 2012-01-04 Sony Corporation Alignment method of semiconductor optical amplifier and light output device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5175643A (en) * 1991-09-30 1992-12-29 Xerox Corporation Monolithic integrated master oscillator power amplifier
WO1996022562A1 (en) * 1995-01-19 1996-07-25 British Telecommunications Public Limited Company Optical switch
EP2403081A2 (en) * 2010-06-30 2012-01-04 Sony Corporation Alignment method of semiconductor optical amplifier and light output device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11143759B2 (en) 2018-11-09 2021-10-12 Kabushiki Kaisha Toshiba Investigation system and method
US11422235B2 (en) 2018-11-09 2022-08-23 Kabushiki Kaisha Toshiba Optical device
US11621780B2 (en) 2021-05-28 2023-04-04 Kabushiki Kaisha Toshiba Emitter, communication system and method
US11736198B2 (en) 2021-05-28 2023-08-22 Kabushiki Kaisha Toshiba Optical emitter, communication system and method

Also Published As

Publication number Publication date
GB2537821A (en) 2016-11-02
GB201506759D0 (en) 2015-06-03

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