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公开(公告)号：US09531153B2
公开(公告)日：2016-12-27
申请号：US14260340
申请日：2014-04-24
Applicant: Fianium Ltd.
IPC: H01S3/23 , H01S3/11 , G02B21/16 , G02F1/35 , H01S3/10 , H01S3/102 , H01S3/108 , G01N21/64 , G02F1/365
CPC classification number: H01S3/11 , G01N21/6458 , G01N2021/6419 , G01N2021/6441 , G01N2201/0697 , G02B21/16 , G02F1/353 , G02F1/365 , G02F2001/3528 , H01S3/10 , H01S3/10046 , H01S3/1024 , H01S3/108 , H01S3/2308
Abstract: Optical pulse source, for generating optical supercontinuum pulses, comprising: an optical pump laser operable to generate a number of optical pump pulses at a pump pulse repetition rate; a nonlinear optical element arranged to receive optical pump pulses and configured to generate therefrom optical supercontinuum pulses; and a gating device provided between the pump laser and the nonlinear optical element and operable to selectively limit the number of optical pump pulses received by the nonlinear optical element in order to generate optical supercontinuum pulses at a user selectable repetition rate lower than the pump pulse repetition rate, wherein the optical pulse source further comprises a second gating device provided after the nonlinear optical element.
Abstract translation: 用于产生光学超连续谱脉冲的光脉冲源包括：光泵激光器，可操作以产生泵浦脉冲重复率的多个光泵浦脉冲; 非线性光学元件，布置成接收光泵浦脉冲并且被配置为从其产生光学超连续谱脉冲; 以及设置在泵浦激光器和非线性光学元件之间的门控装置，并且可操作以选择性地限制由非线性光学元件接收的光泵浦脉冲的数量，以便以低于泵浦脉冲重复的用户可选重复频率产生光学超连续谱脉冲 速率，其中所述光脉冲源还包括在所述非线性光学元件之后提供的第二选通装置。
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公开(公告)号：US09172200B2
公开(公告)日：2015-10-27
申请号：US14249833
申请日：2014-04-10
Applicant: Fianium Ltd.
Inventor： John Redvers Clowes , Anatoly Borisovich Grudinin , Pascal Dupriez
CPC classification number: H01S3/0057 , H01S3/0078 , H01S3/0092 , H01S3/067 , H01S3/06725 , H01S3/06741 , H01S3/06754 , H01S3/094007 , H01S3/10007 , H01S3/10084 , H01S3/1618 , H01S3/2308 , H01S3/2316 , H01S2302/00
Abstract: A source of femtosecond optical pulses comprises a seed pulse source arranged to generate seed pulses; an optical amplifier downstream of the seed pulse source, the optical amplifier having a gain bandwidth; a nonlinear optical element downstream of the amplifier, the optical element spectrally broadening optical pulses via a non linear process to have a spectral bandwidth that exceeds the gain bandwidth of the optical amplifier; and a pulse compressor downstream of the nonlinear optical element and arranged to reduce the temporal duration of optical pulses so as to provide output optical pulses having a femtoseconds time duration.
Abstract translation: 飞秒光脉冲源包括布置成产生种子脉冲的种子脉冲源; 种子脉冲源下游的光放大器，该光放大器具有增益带宽; 放大器下游的非线性光学元件，光学元件通过非线性过程使光学光谱扩展光脉冲以具有超过光放大器的增益带宽的光谱带宽; 以及在所述非线性光学元件下游的脉冲压缩器，并且被布置为减少光脉冲的持续时间，以便提供具有飞秒持续时间的输出光脉冲。
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公开(公告)号：US20140369370A1
公开(公告)日：2014-12-18
申请号：US14260340
申请日：2014-04-24
Applicant: Fianium Ltd.
CPC classification number: H01S3/11 , G01N21/6458 , G01N2021/6419 , G01N2021/6441 , G01N2201/0697 , G02B21/16 , G02F1/353 , G02F1/365 , G02F2001/3528 , H01S3/10 , H01S3/10046 , H01S3/1024 , H01S3/108 , H01S3/2308
Abstract: Optical pulse source, for generating optical supercontinuum pulses at a repetition rate, comprising: an optical pump laser operable to generate a number of optical pump pulses at a pump pulse repetition rate; a nonlinear optical element arranged to receive the optical pump pulses and configured to generate therefrom optical supercontinuum pulses; and a gating device provided between the pump laser and the nonlinear optical element and operable to selectively limit the number of optical pump pulses received by the nonlinear optical element in order to generate optical supercontinuum pulses at a user selectable repetition rate lower than the pump pulse repetition rate, wherein the optical pulse source further comprises a second gating device provided after the nonlinear optical element.
Abstract translation: 用于以重复率产生光学超连续谱脉冲的光学脉冲源包括：光泵浦激光器，可操作以以泵浦脉冲重复率产生多个光泵浦脉冲; 非线性光学元件，布置成接收光泵浦脉冲并且被配置为从其产生光学超连续谱脉冲; 以及设置在泵浦激光器和非线性光学元件之间的门控装置，并且可操作以选择性地限制由非线性光学元件接收的光泵浦脉冲的数量，以便以低于泵浦脉冲重复的用户可选重复频率产生光学超连续谱脉冲 速率，其中所述光脉冲源还包括在所述非线性光学元件之后提供的第二选通装置。
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公开(公告)号：US20140218789A1
公开(公告)日：2014-08-07
申请号：US14249833
申请日：2014-04-10
Applicant: Fianium Ltd.
Inventor： John Redvers Clowes , Anatoly Borisovich Grudinin , Pascal Dupriez
IPC: H01S3/00
CPC classification number: H01S3/0057 , H01S3/0078 , H01S3/0092 , H01S3/067 , H01S3/06725 , H01S3/06741 , H01S3/06754 , H01S3/094007 , H01S3/10007 , H01S3/10084 , H01S3/1618 , H01S3/2308 , H01S3/2316 , H01S2302/00
Abstract: A source of femtosecond optical pulses comprises a seed pulse source arranged to generate seed pulses; an optical amplifier downstream of the seed pulse source, the optical amplifier having a gain bandwidth; a nonlinear optical element downstream of the amplifier, the optical element spectrally broadening optical pulses via a non linear process to have a spectral bandwidth that exceeds the gain bandwidth of the optical amplifier; and a pulse compressor downstream of the nonlinear optical element and arranged to reduce the temporal duration of optical pulses so as to provide output optical pulses having a femtoseconds time duration.
Abstract translation: 飞秒光脉冲源包括布置成产生种子脉冲的种子脉冲源; 种子脉冲源下游的光放大器，该光放大器具有增益带宽; 放大器下游的非线性光学元件，光学元件通过非线性过程使光学光谱扩展光脉冲以具有超过光放大器的增益带宽的光谱带宽; 以及在所述非线性光学元件下游的脉冲压缩器，并且被布置为减少光脉冲的持续时间，以便提供具有飞秒持续时间的输出光脉冲。
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公开(公告)号：US08724215B2
公开(公告)日：2014-05-13
申请号：US13797665
申请日：2013-03-12
Applicant: Fianium Ltd.
Inventor： John Redvers Clowes , Anatoly Borisovich Grudinin , Ian Michael Godfrey , Kestutis Vysniauskas
CPC classification number: H01S3/11 , G02F1/383 , H01S3/005 , H01S3/0057 , H01S3/0092 , H01S3/067 , H01S3/06712 , H01S3/06754 , H01S3/06758 , H01S3/109 , H01S3/1618 , H01S3/2308
Abstract: The invention can include an apparatus for producing optical pulses, comprising an oscillator for producing optical pulses at a first optical pulse repetition frequency, the optical pulses having a first wavelength; a first optical fiber amplifier; a second optical fiber amplifier; a pulse picker located between the first and second optical fiber amplifiers, the pulse picker operable to reduce the optical pulse repetition frequency of optical pulses, wherein the first amplifier amplifies optical pulses at the first optical pulse repetition frequency and the second amplifier amplifies optical pulses at a reduced optical pulse repetition frequency that is less than the first optical pulse repetition frequency; a nonlinear optical fiber receiving amplified optical pulses having the reduced optical pulse repetition frequency and the first wavelength to produce, at the reduced optical pulse frequency, optical pulses that include one or more nonlinearly produced wavelengths different than the first wavelength; and wherein the pulse picker and the first and second optical fiber amplifiers are located between the oscillator and the nonlinear optical fiber.
Abstract translation: 本发明可以包括用于产生光脉冲的装置，包括用于以第一光脉冲重复频率产生光脉冲的振荡器，所述光脉冲具有第一波长; 第一光纤放大器; 第二光纤放大器; 位于第一和第二光纤放大器之间的脉冲拾取器，脉冲拾取器可操作以减少光脉冲的光脉冲重复频率，其中第一放大器以第一光脉冲重复频率放大光脉冲，第二放大器放大光脉冲 减少的光脉冲重复频率小于第一光脉冲重复频率; 接收具有减小的光脉冲重复频率和第一波长的放大的光脉冲的非线性光纤，以减小的光脉冲频率产生包括一个或多个非线性产生的不同于第一波长的波长的光脉冲; 并且其中所述脉冲拾取器和所述第一和第二光纤放大器位于所述振荡器和所述非线性光纤之间。
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Patent Agency Ranking
公开(公告)号：US09722389B2
公开(公告)日：2017-08-01
申请号：US14619471
申请日：2015-02-11
Applicant: Fianium Ltd.
Inventor： John Redvers Clowes , Jonathan William Gill , Stephen Green , Mridu Kalita , Adam Lee Devine , Anatoly Borisovich Grudinin
CPC classification number: H01S3/06745 , H01S3/067 , H01S3/06708 , H01S3/06716 , H01S3/0675 , H01S3/06754 , H01S3/08013 , H01S3/08045 , H01S3/08059 , H01S3/094007 , H01S3/094069 , H01S3/09415 , H01S3/11 , H01S3/1118 , H01S3/1618 , H01S2301/02 , H01S2301/03
Abstract: A laser system for generating optical pulses at an operating wavelength of the laser system. The system has an optical resonator comprising first and second reflectors, and a tapered optical fiber disposed between the first and second reflectors. The tapered optical fiber has a core which has a tapered input section which tapers from single mode to multimode at the laser operating wavelength, an inner section of substantially constant diameter capable of supporting multiple modes at the laser operating wavelength and a tapered output section which tapers from a first diameter to a second diameter that is smaller than the first diameter.
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公开(公告)号：US09287677B2
公开(公告)日：2016-03-15
申请号：US14556746
申请日：2014-12-01
Applicant: Fianium Ltd.
Inventor： John Redvers Clowes , Anatoly Borisovich Grudinin , Ian Michael Godfrey , Kestutis Vysniauskas
CPC classification number: H01S3/11 , G02F1/383 , H01S3/005 , H01S3/0057 , H01S3/0092 , H01S3/067 , H01S3/06712 , H01S3/06754 , H01S3/06758 , H01S3/109 , H01S3/1618 , H01S3/2308
Abstract: The invention can include an optical pulse source for providing optical output pulses, comprising a master oscillator comprising a mode locked fiber oscillator producing optical pulses having an optical pulse frequency; at least one optical fiber amplifier optically coupled to the master oscillator, the at least one optical amplifier including a final optical fiber amplifier; a bulk optic amplifier element optically coupled to the output of the final optical fiber amplifier; a nonlinear optical fiber for nonlinearly producing light, the nonlinear optical fiber optically coupled to the output of the bulk optic amplifier element; an optical pulse compressor optically coupled to the output of the nonlinear optical fiber; and a pulse picker operable to reduce the optical pulse frequency of the optical output pulses to be less than the optical pulse frequency of the optical pulses produced by the master oscillator.
Abstract translation: 本发明可以包括用于提供光输出脉冲的光脉冲源，包括主振荡器，其包括产生具有光脉冲频率的光脉冲的锁模光纤振荡器; 至少一个光纤放大器，光耦合到所述主振荡器，所述至少一个光放大器包括最终的光纤放大器; 光耦合到最终光纤放大器的输出的体光学放大器元件; 用于非线性地产生光的非线性光纤，所述非线性光纤光耦合到所述体光学放大器元件的输出; 光学脉冲压缩器，光耦合到非线性光纤的输出; 以及可操作以将光输出脉冲的光脉冲频率减小到小于由主振荡器产生的光脉冲的光脉冲频率的脉冲拾取器。
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公开(公告)号：US09071033B2
公开(公告)日：2015-06-30
申请号：US13889634
申请日：2013-05-08
Applicant: Fianium Ltd.
Inventor： John Redvers Clowes , Jonathan William Gill , Stephen Green , Mridu Kalita , Adam Lee Devine , Anatoly Borisovich Grudinin
CPC classification number: H01S3/06745 , H01S3/067 , H01S3/06708 , H01S3/06716 , H01S3/0675 , H01S3/06754 , H01S3/08013 , H01S3/08045 , H01S3/08059 , H01S3/094007 , H01S3/094069 , H01S3/09415 , H01S3/11 , H01S3/1118 , H01S3/1618 , H01S2301/02 , H01S2301/03
Abstract: A laser system for generating optical pulses at an operating wavelength of the laser system. The system has an optical resonator comprising first and second reflectors, and a tapered optical fiber disposed between the first and second reflectors. The tapered optical fiber has a core which has a tapered input section which tapers from single mode to multimode at the laser operating wavelength, an inner section of substantially constant diameter capable of supporting multiple modes at the laser operating wavelength. The tapered optical fiber can include a tapered output section wherein the core tapers from a first diameter to a second diameter that is smaller than the first diameter.
Abstract translation: 一种用于在激光系统的工作波长处产生光脉冲的激光系统。 该系统具有包括第一和第二反射器的光学谐振器和设置在第一和第二反射器之间的锥形光纤。 锥形光纤具有芯，其具有从激光工作波长的单模向多模渐缩的锥形输入部，能够在激光工作波长下支持多个模的直径基本恒定的内部部。 锥形光纤可以包括锥形输出部分，其中芯从第一直径减小到小于第一直径的第二直径。
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公开(公告)号：US20150131144A1
公开(公告)日：2015-05-14
申请号：US14556746
申请日：2014-12-01
Applicant: Fianium Ltd.
Inventor： John Redvers Clowes , Anatoly Borisovich Grudinin , Ian Michael Godfrey , Kestutis Vysniauskas
CPC classification number: H01S3/11 , G02F1/383 , H01S3/005 , H01S3/0057 , H01S3/0092 , H01S3/067 , H01S3/06712 , H01S3/06754 , H01S3/06758 , H01S3/109 , H01S3/1618 , H01S3/2308
Abstract: The invention can include and optical pulse source, comprising a master oscillator comprising a mode locked fibre oscillator producing optical pulses having an optical pulse frequency; at least one optical fibre amplifier optically coupled to the master oscillator, the at least one optical amplifier including a final optical fibre amplifier; a bulk optic amplifier optically coupled to the output of the final optical fibre amplifier; a nonlinear optical fibre for nonlinearly producing light, the nonlinear optical fibre optically coupled to the output of the bulk optic element; an optical pulse compressor optically coupled to the output of the nonlinear optical fibre; and a pulse picker operable to reduce the optical pulse frequency of optical pulses.
Abstract translation: 本发明可以包括和光脉冲源，包括主振荡器，其包括产生具有光脉冲频率的光脉冲的锁模光纤振荡器; 至少一个光纤放大器，光耦合到所述主振荡器，所述至少一个光放大器包括最终的光纤放大器; 光耦合到最终光纤放大器的输出的体光学放大器; 用于非线性地产生光的非线性光纤，所述非线性光纤光耦合到所述体光学元件的输出; 光学脉冲压缩器，光耦合到非线性光纤的输出; 以及可操作以减少光脉冲的光脉冲频率的脉冲拾取器。
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公开(公告)号：US20130301663A1
公开(公告)日：2013-11-14
申请号：US13889634
申请日：2013-05-08
Applicant: Fianium Ltd.
Inventor： John Redvers Clowes , Jonathan William Gill , Stephen Green , Mridu Kalita , Adam Lee Devine , Anatoly Borisovich Grudinin
IPC: H01S3/08
CPC classification number: H01S3/06745 , H01S3/067 , H01S3/06708 , H01S3/06716 , H01S3/0675 , H01S3/06754 , H01S3/08013 , H01S3/08045 , H01S3/08059 , H01S3/094007 , H01S3/094069 , H01S3/09415 , H01S3/11 , H01S3/1118 , H01S3/1618 , H01S2301/02 , H01S2301/03
Abstract: A laser system for generating optical pulses at an operating wavelength of the laser system. The system has an optical resonator comprising first and second reflectors, and a tapered optical fiber disposed between the first and second reflectors. The tapered optical fiber has a core which has a tapered input section which tapers from single mode to multimode at the laser operating wavelength, an inner section of substantially constant diameter capable of supporting multiple modes at the laser operating wavelength and a tapered output section which tapers from a first diameter to a second diameter that is smaller than the first diameter.
Abstract translation: 一种用于在激光系统的工作波长处产生光脉冲的激光系统。 该系统具有包括第一和第二反射器的光学谐振器和设置在第一和第二反射器之间的锥形光纤。 锥形光纤具有芯，其具有在激光器工作波长处从单模到多模渐缩的锥形输入部，能够在激光工作波长下支持多个模的直径基本恒定的内部部分和锥形输出部，其逐渐变细 从第一直径到小于第一直径的第二直径。
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