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WO/2022/239435A1 |
The present invention provides a luminescent system that suppresses a temperature rise in an emission unit, and that can detect return light. In this luminescent system (100), a first wavelength conversion unit (4) is an optical fiber th...
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WO/2022/233176A1 |
Disclosed in the present application are an optical amplifier, an optical signal amplification method and system, and an optical amplifier gain adjustment method and system. The optical amplifier comprises: a pump light source, a coupler...
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WO/2022/234679A1 |
The present invention provides a method for manufacturing a single crystal fiber in order to manufacture a single crystal fiber that contains calcium and aluminum (Al) at lower cost with higher oscillation efficiency than conventional ma...
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WO/2022/233325A1 |
A light source assembly for a laser radar, and the laser radar. The light source assembly performs beam splitting on laser to be processed of a laser device (10, 10') by using a beam splitter (20, 20'), and uses a light amplification arr...
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WO/2022/235355A1 |
A fiber support assembly includes: a first glass tube, wherein the first glass tube is attached to a microlens or lenslet of a microlens or lenslet array; a second glass tube at least partially disposed within the first glass tube; and a...
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WO/2022/235580A1 |
An illumination device may include, but is not limited to: a shell portion; and a light projection device disposed at least partially within the shell portion, the light projection device including: at least one light source operably cou...
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WO/2022/232076A1 |
A visible light source includes a substrate, a vertical-cavity surface-emitting laser including an active semiconductor region configured to emit infrared light and a first reflector configured to reflect the infrared light emitted by th...
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WO/2022/231991A1 |
A visible light source (1802) includes a substrate, a first reflector (1822) and a second reflector (1830) configured to reflect infrared light and arranged vertically to form a vertical cavity on the substrate, an active region (1824) i...
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WO/2022/228153A1 |
A terahertz gas laser, comprising a gas chamber (5), a terahertz hollow-core fiber (2), a lens (4), a first window mirror (1), and a second window mirror (3). Pump light passes through the first window mirror (1) and then is incident to ...
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WO/2022/231784A1 |
An apparatus includes: a magnetic switching network configured to activate an excitation mechanism in a discharge chamber. The magnetic switching network includes: an initial energy storage node configured to receive electrical current f...
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WO/2022/231106A1 |
The present invention relates to a laser processing apparatus for monitoring laser power, the apparatus monitoring the power of a laser beam emitted at an object to be processed, so as to be capable of performing laser processing while m...
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WO/2022/225663A1 |
An apparatus for reducing thermal blooming in an optical subsystem of a high energy laser (HEL) comprises a fluid pump that receives a first fluid containing diatomic oxygen at a first concentration and a combustion chamber that combusts...
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WO/2022/223761A1 |
The invention relates to a superposition device (5) for the coherent superposition of four mutually coherent input beams (1 to 4) to form one output beam (6), comprising: four inputs (E1 to E4), each for one of the input beams (1 to 4) t...
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WO/2022/223459A1 |
The invention relates to a device which comprises a plurality of separate laser sources (11, 12, 13, 14) which each emit an individual light beam, a dispersive element (30), and a set (220) of deflection mirrors which, for each laser sou...
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WO/2022/222234A1 |
Disclosed is a liquid crystal-based tunable laser, comprising: a pump light source and a photonic chip. The photonic chip comprises: a liquid crystal substrate layer, a liquid crystal guide core layer disposed on the surface of the liqui...
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WO/2022/219689A1 |
A laser device that can be connected to an exposure device, said laser device comprising: a spectrometer that generates a measurement waveform from an interference pattern of laser light output from the laser device; and a processor, sai...
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WO/2022/221331A1 |
Disclosed herein are aspects of an optical pulse stretcher for temporally stretching a short duration pulsed light signal to reduce its peak power, thus reducing the risk of causing damage to components that receives the pulsed light sig...
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WO/2022/220440A1 |
Provided are a laser-based aerosol generating device and a heating control method for same. According to some embodiments of the present disclosure, the aerosol generating device may comprise a laser radiation unit generating aerosol by ...
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WO/2022/217301A1 |
The disclosure concerns a method for the chirped pulse amplification of a train of optical pulses, comprising at least the steps: - providing for the train of pulses; - stretching (2) the train of pulses in the time domain; - modulating ...
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WO/2022/218916A1 |
A light source (16) for an FMCW LiDAR device (14) is formed by a photonic integrated circuit and comprises a substrate (64) and a multilayer structure (66). Formed in the multilayer structure is a semiconductor laser (36) that is receive...
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WO/2022/215315A1 |
A gas laser amplifier (7010) comprises: electrodes (304, 305, 308, 309) which, by means of electric discharge, impart a gain to a laser gas filling an enclosure (301), to generate a discharge space in which laser light passing through th...
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WO/2022/214288A1 |
A mirror for performing metrology of a laser beam system in an EUV light source is described, the mirror comprising: - a mirror layer having a front surface configured to receive and reflect a laser beam of the laser beam system; - a met...
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WO/2022/215227A1 |
A gas laser device (5010) has: electrodes (304, 305, 308, 309) that give, through discharge, a gain to laser gas enclosed in a casing (301) and generate a discharge space in which laser light passing therein multiple times is amplified; ...
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WO/2022/208462A1 |
The present disclosure provides medical devices and techniques for enhancing formation of vapor bubbles by laser energy in a liquid medium. In particular, the present disclosure is directed at a liquid medium with a tendency to develop a...
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WO/2022/211209A1 |
A laser-based aerosol generating device and a heating method therefor are provided. An aerosol generation device according to several embodiments of the present disclosure may comprise a laser irradiation unit for irradiating a laser to ...
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WO/2022/211754A1 |
The present invention is a system for providing controlling of solar panels. Accordingly, the subject matter system comprises an air vehicle (100) for floating over the solar panels and having a light emitting unit for sending a stimulat...
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WO/2022/207410A1 |
A method of passively enhancing pulsed laser light by coherent addition of laser pulses in an enhancement cavity (20) comprises the steps of generating a sequence of seed laser pulses (1) with a repetition frequency frep and a frequency ...
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WO/2022/207905A1 |
Method for servocontrolling an optical device comprising a cavity (C) having a resonance about a central frequency f c, a laser (L) and a phase modulator (PM), said method being suitable for servocontrolling said cavity (C) to said laser...
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WO/2022/201467A1 |
This gas laser device comprises: a laser oscillator that includes a pair of discharging electrodes that are disposed facing each other and generate light from laser gas by applying a voltage, and a laser-side resonator that causes the li...
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WO/2022/201991A1 |
Optical amplifiers in the prior art had the problem in which it was difficult, with a simple configuration, to perform a broadband gain variable operation while suppressing a noise index. An optical amplifier according to the present inv...
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WO/2022/198892A1 |
An integrated melting point-free highly efficient optical fiber laser, comprising a plurality of pump sources (5-2-4, 5-3-4), a plurality of pump optical fibers (5-2-3, 5-3-3) and an integrated optical fiber, wherein the integrated optic...
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WO/2022/199797A1 |
To produce a housing base (3) of a housing provided for receiving and for defined positioning of at least one optical component, a blank wall of a housing base blank, provided for a base wall, is created with a first blank wall part prov...
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WO/2022/199398A1 |
An erbium-doped fiber, applied to an erbium-doped fiber amplifier and an optical fiber communication system, and used for realizing effective gain of an optical signal having a larger wavelength. The erbium-doped fiber comprises a fiber ...
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WO/2022/202768A1 |
This laser device comprises a seed source for outputting single-mode laser light, and at least one core group including at least one core. In the core group, each core includes a multi-core fiber optically coupled with another core adjac...
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WO/2022/202737A1 |
Provided is an optical amplifier, an optical relay and an optical communication system that can amplify signal light of a plurality of systems and that can realize a reduction in costs. This optical amplifier amplifies and outputs signal...
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WO/2022/198298A1 |
A resonant cavity and a method for manufacturing the same are provided. The resonant cavity includes a first reflective surface and a second reflective surface, each of the first and second reflective surfaces providing a phase shift of ...
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WO/2022/204115A1 |
Methods, systems, and apparatuses for generating, producing, and utilizing energy.
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WO/2022/203618A1 |
The invention relates to a method and a system for generating variable pulse repetition rate for a laser system. The invention comprises n number of cascaded controllable variable repetition rate multiplier (1) stages, where n is equal t...
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WO/2022/201843A1 |
A chamber device (CH) is provided with an inside housing (50) that includes a passage port through which light generated by excitation of a laser gas in an interior space passes; and an outside housing (70) that surrounds at least part o...
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WO/2022/201844A1 |
A chamber device (CH) is provided with: a housing (30) enclosing a laser gas; a pair of discharge electrodes (32a, 32b) for causing light to be generated from the laser gas through application of voltage; windows (31a, 31b) which are arr...
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WO/2022/195894A1 |
An optical isolator as in one aspect of the present disclosure is provided with: a first polarizer arranged so that the transmission axis thereof has a normalized transmittance of 0.9 or greater relative to linearly polarized incident li...
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WO/2022/195895A1 |
An optical isolator according to an aspect of the present disclosure comprises: a first polarizer through which linearly polarized incident light having an ultraviolet wavelength is transmitted; a Faraday rotator which rotates the polari...
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WO/2022/195893A1 |
In an ultraviolet laser device according to an aspect of the present disclosure, an optical isolator is disposed on the optical path between an oscillation stage laser that outputs pulsed laser light which is linearly polarized light hav...
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WO/2022/190661A1 |
A laser processing device (101) that has a laser emission unit (11) and a laser head (12). The laser emission unit (11) has a laser oscillator (23) that generates a fundamental wave and a wavelength conversion unit (24) that generates a ...
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WO/2022/189223A1 |
A frequency-converting laser device (2) that is efficient but at the same time has a simple structure comprises an optical resonator (4) that has two resonator mirrors (6, 8), specifically a coupling-out mirror (6) and an end mirror (8)....
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WO/2022/188366A1 |
Disclosed are a line laser module and a self-moving device. The line laser module is applied to the self-moving device, and comprises: a photographing apparatus used for acquiring an environment image; line laser emitters arranged on the...
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WO/2022/188364A1 |
The embodiments of the present disclosure disclose a line laser module and a self-moving device. The line laser module comprises: a fixing base, and a photographic apparatus and a line laser emitter, which are arranged on the fixing base...
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WO/2022/187945A1 |
A method of manufacturing a Volume Bragg Grating (VBG) is provided, comprising providing a cylindrical bulk medium made of a transparent glass material and having a central axis along a longitudinal direction, and inscribing an interfere...
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WO/2022/191866A1 |
Some embodiments may include an apparatus usable in a laser system. The apparatus may include at least one optical filter to receive a laser beam or laser light along a first axis, the laser beam or laser light generated by the laser sys...
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WO/2022/184826A1 |
The present invention relates to a method and an arrangement that facilitate a compensation of thermally induced depolarizing effects in an optical resonator and optionally an adjustment of a degree of output coupling into or from an opt...
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