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1. WO2020192887 - APPARATUS AND METHOD FOR MULTIPLE FREQUENCY COMB GENERATION AND APPLICATIONS THEREOF

Publication Number WO/2020/192887
Publication Date 01.10.2020
International Application No. PCT/EP2019/057458
International Filing Date 25.03.2019
IPC
H01S 3/00 2006.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
3Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
H01S 3/082 2006.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
3Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
08Construction or shape of optical resonators or components thereof
081comprising more than two reflectors
082defining a plurality of resonators, e.g. for mode selection
H01S 3/105 2006.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
3Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
10Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
105by controlling the mutual position or the reflecting properties of the reflectors of the cavity
H01S 3/11 2006.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
3Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
10Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
11in which the quality factor of the optical resonator is rapidly changed, i.e. giant-pulse technique
H01S 3/139 2006.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
3Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
10Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
13Stabilisation of laser output parameters, e.g. frequency, amplitude
139by controlling the mutual position or the reflecting properties of the reflectors of the cavity
H01S 3/23 2006.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
3Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
23Arrangement of two or more lasers not provided for in groups H01S3/02-H01S3/14113
CPC
H01S 3/0057
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
SDEVICES 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
3Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
005Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
0057Temporal shaping, e.g. pulse compression, frequency chirping
H01S 3/0604
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
SDEVICES 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
3Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
06Construction or shape of active medium
0602Crystal lasers or glass lasers
0604in the form of a plate or disc
H01S 3/0811
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
SDEVICES 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
3Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
08Construction or shape of optical resonators or components thereof
081comprising more than two reflectors
0811incorporating a dispersive element, e.g. a prism for wavelength selection
H01S 3/0813
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
SDEVICES 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
3Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
08Construction or shape of optical resonators or components thereof
081comprising more than two reflectors
0813Configuration of resonator
H01S 3/094061
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
SDEVICES 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
3Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
09Processes or apparatus for excitation, e.g. pumping
091using optical pumping
094by coherent light
094061Shared pump, i.e. pump light of a single pump source is used to pump plural gain media in parallel
H01S 3/105
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
SDEVICES 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
3Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
10Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
105by controlling the mutual position or the reflecting properties of the reflectors of the cavity ; , e.g. by controlling the cavity length
Applicants
  • MAX-PLANCK-GESELLSCHAFT ZURFÖRDERUNG DER WISSENSCHAFTEN E. V. [DE]/[DE]
  • LUDWIG-MAXIMILIANS-UNIVERSITÄT MÜNCHEN [DE]/[DE]
Inventors
  • PRONIN, Oleg
  • KRAUSZ, Ferenc
  • MAK, Ka Fai
  • BRONS, Jonathan
  • IANDULSKII, Maksim
Agents
  • V. BEZOLD & PARTNER PATENTANWÄLTE - PARTG MBB
Priority Data
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) APPARATUS AND METHOD FOR MULTIPLE FREQUENCY COMB GENERATION AND APPLICATIONS THEREOF
(FR) APPAREIL ET PROCÉDÉ DE GÉNÉRATION DE PEIGNES À FRÉQUENCES MULTIPLES ET LEURS APPLICATIONS
Abstract
(EN)
A multiple frequency comb source apparatus (100) for simultaneously creating a first laser pulse sequence representing a first frequency comb (1) and at least one further laser pulse sequence rep- resenting at least one further frequency comb (2), wherein at least two of the first and at least one further pulse sequences have different repetition frequencies, comprises a laser resonator device (10) comprising multiple resonator mirrors including first end mirrors EM1,OC1 providing a first laser resonator (11), a laser gain medium (21, 22) being arranged in the laser resonator device (10), and a pump device (30) being arranged for pumping the laser gain medium (21), wherein the laser resonator device (10) is configured for creating the first and at least one further laser pulse sequences by pumping and passively mode-locking the laser gain medium (21), the resonator mirrors of the laser resonator device (10) include further end mirrors EM2 , OC2 providing at least one further laser resonator (12), the first laser resonator (11) and the at least one further laser resonator (12) share the laser gain medium (21), resonator modes of the first laser resonator (11) and the at least one further laser resonator (12) are displaced relative to each other, wherein the resonator modes are located in the laser gain medium (21) at separate beam path spots, and at least one of the first and further end mirrors EM1, EM2, OC1, OC2 is adjustable so that the repetition frequency of at least one of the first and at least one further laser pulse sequences can be set independently from the repetition frequency of the other one of the first and at least one further laser pulse sequences. Furthermore, a spectroscopic measuring method, a spectroscopy apparatus and a multiple frequency comb generation method are described.
(FR)
La présente invention concerne un appareil de génération de peignes à fréquences multiples (100) permettant de créer simultanément une première séquence d'impulsions laser représentant un premier peigne de fréquences (1) et au moins une autre séquence d'impulsions laser représentant au moins un autre peigne de fréquences (2), au moins deux de la première et de l'au moins une autre séquence d'impulsions ayant des fréquences de répétition différentes, l'appareil comprenant un dispositif résonateur laser (10) comprenant de multiples miroirs de résonateur comprenant des premiers miroirs d'extrémité EM1,OC1 fournissant un premier résonateur laser (11), un milieu de gain laser (21, 22) étant agencé dans le dispositif résonateur laser (10), et un dispositif de pompage (30) étant conçu pour pomper le milieu de gain laser (21), le dispositif résonateur laser (10) étant conçu pour créer la première et l'au moins une autre séquence d'impulsions laser en pompant et en effectuant un blocage de mode passif du milieu de gain laser (21), les miroirs de résonateur du dispositif résonateur laser (10) comprenant d'autres miroirs d'extrémité EM2, OC2 fournissant au moins un autre résonateur laser (12), les premier résonateur laser (11) et ledit autre résonateur laser (12) partageant le milieu de gain laser (21), des modes de résonateur du premier résonateur laser (11) et dudit autre résonateur laser (12) étant déplacés les uns par rapport aux autres, les modes de résonateur étant situés dans le milieu de gain laser (21) à des points de trajet de faisceau séparés, et au moins un parmi les premiers et autres miroirs d'extrémité EM1, EM2, OC1, OC2 est réglable de telle sorte que la fréquence de répétition d'au moins une parmi les premières et au moins une autre séquences d'impulsions laser pouvant être réglée indépendamment de la fréquence de répétition de l'autre parmi les premières et au moins une autre séquences d'impulsions laser. En outre, l'invention concerne un procédé de mesure spectroscopique, un appareil de spectroscopie et un procédé de génération de peignes à fréquences multiples.
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