GB2547743B - Preheating for laser diode drivers - Google Patents

Preheating for laser diode drivers Download PDF

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Publication number
GB2547743B
GB2547743B GB1620951.2A GB201620951A GB2547743B GB 2547743 B GB2547743 B GB 2547743B GB 201620951 A GB201620951 A GB 201620951A GB 2547743 B GB2547743 B GB 2547743B
Authority
GB
United Kingdom
Prior art keywords
preheating
laser diode
diode drivers
drivers
laser
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
GB1620951.2A
Other versions
GB201620951D0 (en
GB2547743A (en
Inventor
Borthwick Andrew
Morton Graham
Mcneill Craig
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.)
Thales Holdings UK PLC
Original Assignee
Thales Holdings UK PLC
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 Thales Holdings UK PLC filed Critical Thales Holdings UK PLC
Priority to GB1620951.2A priority Critical patent/GB2547743B/en
Publication of GB201620951D0 publication Critical patent/GB201620951D0/en
Publication of GB2547743A publication Critical patent/GB2547743A/en
Application granted granted Critical
Publication of GB2547743B publication Critical patent/GB2547743B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • 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
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/0912—Electronics or drivers for the pump source, i.e. details of drivers or circuitry specific for laser pumping
    • 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
    • H01S5/0428—Electrical excitation ; Circuits therefor for applying pulses to the laser

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Plasma & Fusion (AREA)
  • Semiconductor Lasers (AREA)
GB1620951.2A 2015-12-09 2015-12-09 Preheating for laser diode drivers Active GB2547743B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1620951.2A GB2547743B (en) 2015-12-09 2015-12-09 Preheating for laser diode drivers

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1620951.2A GB2547743B (en) 2015-12-09 2015-12-09 Preheating for laser diode drivers
GB1521666.6A GB2545216B (en) 2015-12-09 2015-12-09 Preheating for laser diode drivers

Publications (3)

Publication Number Publication Date
GB201620951D0 GB201620951D0 (en) 2017-01-25
GB2547743A GB2547743A (en) 2017-08-30
GB2547743B true GB2547743B (en) 2020-02-19

Family

ID=55234617

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1620951.2A Active GB2547743B (en) 2015-12-09 2015-12-09 Preheating for laser diode drivers
GB1521666.6A Active GB2545216B (en) 2015-12-09 2015-12-09 Preheating for laser diode drivers

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB1521666.6A Active GB2545216B (en) 2015-12-09 2015-12-09 Preheating for laser diode drivers

Country Status (1)

Country Link
GB (2) GB2547743B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113037255A (en) * 2021-03-12 2021-06-25 维沃移动通信有限公司 Laser sensor control circuit, method and electronic device
GB202114714D0 (en) * 2021-10-14 2021-12-01 Ams Ag Charge monitoring circuit

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5463648A (en) * 1994-08-01 1995-10-31 Litton Systems, Inc. Pulse forming network for diode laser
EP2574149A2 (en) * 2011-09-20 2013-03-27 Toshiba Lighting & Technology Corporation LED lighting circuit and led luminaire
WO2014094010A2 (en) * 2012-12-21 2014-06-26 Tridonic Gmbh & Co Kg Led converter having a frost start function

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7777809B2 (en) * 2007-09-28 2010-08-17 Research In Motion Limited Method and apparatus for maximizing the sustainable flash of a handheld portable electronic device
US9089029B2 (en) * 2010-09-14 2015-07-21 Triune Systems, LLC Driver method
US8184670B2 (en) * 2009-10-09 2012-05-22 Analog Modules, Inc. Smart linear pulsed laser diode driver, and method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5463648A (en) * 1994-08-01 1995-10-31 Litton Systems, Inc. Pulse forming network for diode laser
EP2574149A2 (en) * 2011-09-20 2013-03-27 Toshiba Lighting & Technology Corporation LED lighting circuit and led luminaire
WO2014094010A2 (en) * 2012-12-21 2014-06-26 Tridonic Gmbh & Co Kg Led converter having a frost start function

Also Published As

Publication number Publication date
GB2545216B (en) 2019-05-29
GB201521666D0 (en) 2016-01-20
GB2545216A (en) 2017-06-14
GB201620951D0 (en) 2017-01-25
GB2547743A (en) 2017-08-30

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