IT201900025132A1 - Circuito generatore di impulsi, relativo sistema laser e procedimento - Google Patents
Circuito generatore di impulsi, relativo sistema laser e procedimentoInfo
- Publication number
- IT201900025132A1 IT201900025132A1 IT102019000025132A IT201900025132A IT201900025132A1 IT 201900025132 A1 IT201900025132 A1 IT 201900025132A1 IT 102019000025132 A IT102019000025132 A IT 102019000025132A IT 201900025132 A IT201900025132 A IT 201900025132A IT 201900025132 A1 IT201900025132 A1 IT 201900025132A1
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- pulse generator
- laser system
- generator circuit
- relative laser
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
-
- 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
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/483—Details of pulse systems
- G01S7/484—Transmitters
-
- 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
- H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
- H01S5/06209—Arrangements 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
- H01S5/06216—Pulse modulation or generation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
- H03K17/6871—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the output circuit comprising more than one controlled field-effect transistor
-
- 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
- H01S5/02—Structural details or components not essential to laser action
- H01S5/026—Monolithically integrated components, e.g. waveguides, monitoring photo-detectors, drivers
- H01S5/0261—Non-optical elements, e.g. laser driver components, heaters
-
- 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)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Semiconductor Lasers (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT102019000025132A IT201900025132A1 (it) | 2019-12-20 | 2019-12-20 | Circuito generatore di impulsi, relativo sistema laser e procedimento |
EP20306464.7A EP3855585B1 (en) | 2019-12-20 | 2020-11-30 | Method of operating a pulse generator circuit related pulse generator circuit and laser system |
US17/123,712 US20210218223A1 (en) | 2019-12-20 | 2020-12-16 | Pulse generator circuit, related laser system and method |
CN202011517885.4A CN113014230B (zh) | 2019-12-20 | 2020-12-21 | 脉冲发生器电路、相关的激光***和方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT102019000025132A IT201900025132A1 (it) | 2019-12-20 | 2019-12-20 | Circuito generatore di impulsi, relativo sistema laser e procedimento |
Publications (1)
Publication Number | Publication Date |
---|---|
IT201900025132A1 true IT201900025132A1 (it) | 2021-06-20 |
Family
ID=70009315
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT102019000025132A IT201900025132A1 (it) | 2019-12-20 | 2019-12-20 | Circuito generatore di impulsi, relativo sistema laser e procedimento |
Country Status (3)
Country | Link |
---|---|
US (1) | US20210218223A1 (it) |
EP (1) | EP3855585B1 (it) |
IT (1) | IT201900025132A1 (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11482836B2 (en) * | 2020-01-28 | 2022-10-25 | Stmicroelectronics (Grenoble 2) Sas | Laser diode driver circuits and methods of operating thereof |
IT202000016396A1 (it) | 2020-07-07 | 2022-01-07 | St Microelectronics Srl | Circuito generatore di impulsi, sistema e procedimento corrispondenti |
EP4386437A1 (en) | 2022-12-14 | 2024-06-19 | STMicroelectronics (Rousset) SAS | Driver circuit, corresponding laser-driving device, laser lighting module, lidar apparatus and methods of operation |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030016711A1 (en) * | 2001-07-19 | 2003-01-23 | Crawford Ian D. | High-power pulsed laser diode driver |
US20150002115A1 (en) * | 2013-07-01 | 2015-01-01 | Texas Instruments Incorporated | Series-capacitor buck converter multiphase controller |
US20180278017A1 (en) * | 2017-03-23 | 2018-09-27 | Infineon Technologies Ag | Circuit and method for driving a laser diode |
EP3629462A1 (en) * | 2018-09-26 | 2020-04-01 | OSRAM GmbH | Electronic converter and corresponding lighting system, and method of operating an electronic converter |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3226815B2 (ja) * | 1996-03-08 | 2001-11-05 | 日本電気株式会社 | 容量性負荷の駆動回路及び駆動方法 |
JP5509537B2 (ja) * | 2008-04-16 | 2014-06-04 | セイコーエプソン株式会社 | プロジェクタおよびその駆動方法 |
JP6812912B2 (ja) * | 2017-06-26 | 2021-01-13 | Tdk株式会社 | Fet駆動回路 |
JP6816661B2 (ja) * | 2017-06-26 | 2021-01-20 | Tdk株式会社 | Fet駆動回路 |
US10903621B2 (en) * | 2018-01-22 | 2021-01-26 | Argo AI, LLC | Circuit for driving a laser and method therefor |
-
2019
- 2019-12-20 IT IT102019000025132A patent/IT201900025132A1/it unknown
-
2020
- 2020-11-30 EP EP20306464.7A patent/EP3855585B1/en active Active
- 2020-12-16 US US17/123,712 patent/US20210218223A1/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030016711A1 (en) * | 2001-07-19 | 2003-01-23 | Crawford Ian D. | High-power pulsed laser diode driver |
US20150002115A1 (en) * | 2013-07-01 | 2015-01-01 | Texas Instruments Incorporated | Series-capacitor buck converter multiphase controller |
US20180278017A1 (en) * | 2017-03-23 | 2018-09-27 | Infineon Technologies Ag | Circuit and method for driving a laser diode |
EP3629462A1 (en) * | 2018-09-26 | 2020-04-01 | OSRAM GmbH | Electronic converter and corresponding lighting system, and method of operating an electronic converter |
Also Published As
Publication number | Publication date |
---|---|
US20210218223A1 (en) | 2021-07-15 |
EP3855585B1 (en) | 2022-07-06 |
CN113014230A (zh) | 2021-06-22 |
EP3855585A1 (en) | 2021-07-28 |
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