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WO/2021/064710A1 |
An apparatus includes an optical amplifier configured to receive an input opticalsignal and generate an amplified output optical signal. The optical amplifier includesmultiple amplifier stages including at least a first amplifier stage a...
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WO/2020/068395A9 |
An optical element includes an optical material including a first edge and an opposing second edge. The optical element further includes a plurality of micro-channels arranged within the optical material. Each of the micro-channels of th...
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WO/2021/061634A1 |
A quantum data buffering system includes a data processor connected to a photon path quantum data buffer, a quantum mechanical elements source, a double slit filter, a non-linear optical crystal, a spontaneous parametric down converter a...
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WO/2021/059440A1 |
The purpose of the present invention is to provide an optical amplifier having a core excitation configuration for increasing amplification efficiency. This optical amplifier comprises: an excitation light conversion fiber 11 which takes...
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WO/2021/059441A1 |
The purpose of the present invention is to provide an optical amplifier having a cladding excitation configuration for improving amplification efficiency. This optical amplifier comprises: an excitation light conversion fiber 11 for co...
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WO/2021/062087A1 |
Techniques are provided for controlling an output laser pulse signal of a medical device. A control device defines a time duration of capacitive discharge to a laser device. The time duration corresponds to an intended energy of the outp...
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WO/2021/059618A1 |
The purpose of the present invention is to provide a photonic bandgap fiber and a laser device which are capable of suppressing mode dispersion at high outputs. A photonic bandgap fiber 1 comprises: a core part 2 through which light prop...
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WO/2021/059442A1 |
The purpose of the present invention is to provide an optical amplifier having a cladding excitation configuration for increasing amplification efficiency. This optical amplifier is provided with: an optical amplification unit 36 in whic...
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WO/2021/059443A1 |
The aim of the present invention is to provide an amplification fiber and optical amplifier having a cladding excitation configuration which improves amplification efficiency. An amplification fiber (10) according to the present invent...
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WO/2021/061890A1 |
A photonic device is configured with a photonic integrated circuit (PIC), a plurality of fiber-based gain mediums in optical communication with the PIC, and at least one optical pump outputting pump light coupled into two or more gain me...
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WO/2021/057125A1 |
An optical module, comprising a tube base (1), a laser chip (4), a ground pin (8b), a first laser pin (8a1), and a second laser pin (8a4). A ground capacitor (6) is connected to the negative electrode of the laser chip (4). The total cap...
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WO/2021/058342A1 |
The invention relates to layer systems (100) for upconverting near-infrared and/or visible radiation and to a method for producing a layer system for upconverting near-infrared and/or visible radiation. The method comprises forming a pho...
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WO/2021/059003A1 |
Method for generating gigahertz bursts of laser pulses is provided, where: 1) time delay T2 of the delayed part with respect to the undelayed part of the input pulse is longer than a time period T1 between said input pulse and the next i...
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WO/2021/055231A1 |
Some embodiments may include a packaged laser diode assembly, comprising: a length of optical fiber having a core and a cladding layer, the length of optical fiber having a first section and a second section, the first section of the len...
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WO/2021/052514A1 |
A laser (20), relating to the technical field of optoelectronics. The laser (20) comprises: a tube (201), at least one heat sink (10), a plurality of laser chips (202), and at least one prism (203). The at least one heat sink (10), the p...
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WO/2021/055844A1 |
A system (e.g., an optical amplifier) comprising gain fibers (e.g., Bismuth-doped optical fiber) for amplifying optical signals. The optical signals have an operating center wavelength (λ0) that is centered between approximately 1260 na...
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WO/2021/052176A1 |
The present application relates to the field of optical fiber laser devices. Disclosed are an optical fiber laser device protection method and an optical fiber laser device. The method comprises: determining a working state of a pumping ...
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WO/2021/051676A1 |
A drive circuit for a direct modulated laser and a direct modulated optical transmitter. The drive circuit for a direct modulated laser comprises: a service data drive unit (1), a voltage configuration unit (2), a monitoring data modulat...
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WO/2021/055236A1 |
Provided is a gas control system and method for online control of a gas compartment of a radiation source. The method includes measuring a parameter of a radiation source such as an excimer laser, the parameter describing an electrical s...
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WO/2021/054401A1 |
A laser device according to one embodiment comprises: a laser beam source that emits a pulse laser beam L1; and a pulse width control unit that amplifies the pulse laser beam emitted from the laser beam source and changes the pulse width...
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WO/2021/054970A1 |
An ultrafast mode-locked laser comprising circuitry configured to drive an electro-optic modulator (EOM) in the mode-locked laser with a drive waveform, the drive waveform being a phase-coherent sinusoidal waveform at a frequency equal t...
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WO/2021/049708A1 |
The present invention relates to a laser indication device comprising: housings (10, 20) having an emission opening (10') formed on front surfaces thereof, and an operation switch (11) provided on outer surfaces thereof; a laser light so...
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WO/2021/048947A1 |
This laser device is provided with: a laser resonator; a chamber provided to an optical path of the laser resonator; a pair of electrodes provided to the chamber; a power supply for applying a voltage to the electrodes; a storage unit fo...
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WO/2021/048967A1 |
The gas absorbance spectrum measurement device according to one embodiment of the present invention comprises a laser irradiation unit (1), an optical resonator (2), and a first detection unit (3) that detects light extracted from the op...
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WO/2021/049021A1 |
A laser system according an one aspect of the present disclosure comprises: a first container including a first incidence window that accommodates a first heater and a first crystal holder for holding a first nonlinear crystal and throug...
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WO/2021/048287A1 |
A method of creating an optical atom trap comprises the steps of providing an incoherent light field (1) with a light source apparatus (100), by creating a pulsed laser light beam of laser pulses with a repetition rate equal to or above ...
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WO/2021/049022A1 |
A wavelength converter device according to one aspect of the present invention converts the wavelength of light by passing the light through a nonlinear crystal, said wavelength converter device being provided with: a first nonlinear cry...
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WO/2021/049867A1 |
A spiral phase plate, according to one embodiment, for generating a Laguerre Gaussian beam by reflecting an incident beam emitted from a light source, may comprise: a first quadrant area in which the step height increase rate per unit an...
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WO/2021/045880A1 |
A method for reducing nonlinear frequency shifts and suppressing stimulated Brillouin scattering (SBS) in a fiber laser amplifier system. The method includes providing a seed beam having a certain wavelength and frequency modulating the ...
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WO/2021/045871A1 |
A high-power fiber laser produces a compound output beam having a center beam and an annular beam. The center beam and the annular beam are independently adjustable in power and wavelength. The output beam is delivered from an output opt...
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WO/2021/043201A1 |
The present application provides a multi-photon entangled light source, comprising a laser. A working substance of the laser has a parity. The laser comprises an optical resonant cavity. The optical resonant cavity is a parallel plane st...
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WO/2021/044575A1 |
The cooling device comprises a cooling jacket (101) that houses cooling fluid. The cooling jacket (101) is provided with a fixing portion (102) to which an element (107) to be cooled is fixed. The cooling device is also provided with an ...
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WO/2021/045074A1 |
The present invention provides an optical amplifying device that is capable of outputting a laser beam having a desired beam profile without requiring particularly any mechanism for changing the beam profile. This optical amplifying devi...
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WO/2021/044677A1 |
Provided is an optical fiber with which it is possible for light having a desired optical characteristic to be output easily, with low loss. An optical fiber 1 is provided with: a central core 10; an inner ring layer 20 positioned on the...
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WO/2021/038743A1 |
This spectroscopic measurement device comprises: a pulsed laser light source (1) for emitting pulsed laser light, a beam splitter (3) for splitting the pulsed laser light into pump light (30) and probe light (31), a delay circuit (5) for...
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WO/2021/038856A1 |
A laser device according to an aspect of the present disclosure comprises: a plurality of semiconductor lasers; a plurality of optical switches arranged on optical paths of the plurality of semiconductor lasers, respectively; a wavelengt...
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WO/2021/040453A1 |
According to an embodiment of the present invention, disclosed is an optical output control device comprising: a wavelength selective reflector for reflecting light of a predetermined wavelength band incident at a reference angle (θc); ...
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WO/2021/038137A1 |
The present invention concerns a waveguide amplifier and a waveguide amplifier device comprising it. In addition, the invention concerns a method for producing such waveguide amplifier. The invention especially relates to erbium doped wa...
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WO/2021/039131A1 |
Provided is an inexpensive laser module that can stably output laser light with a desired wavelength. A laser module 1 is provided with: an optical fiber 14; a plurality of semiconductor laser elements 22A–22F, disposed at different he...
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WO/2021/036133A1 |
A laser, comprising: a medium (2) having a ground state, an intermediate state, and an excited state of which the energy is from low to high; an excitation system (3, 4, 5) for exciting electrons in the medium (2) from the ground state t...
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WO/2021/041224A1 |
A method includes: receiving at least a portion of a mixed gas from a gas discharge chamber, wherein the mixed gas includes fluorine; reacting the fluorine in the mixed gas portion with a hydroxide to form a new gas mixture including oxy...
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WO/2021/032462A1 |
A quasi-monolithic solid-state laser in which the optical components of the laser cavity are bonded to a common substrate via mounts. The optical components and their mounts are fixedly connected to each other and to the substrate by bon...
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WO/2021/034830A1 |
An optical fiber amplifier is formed to include a grating structure inscribed within the rare earth-doped gain fiber itself, providing distributed wavelength- dependent filtering (attenuation) and minimizing the need for any type of gain...
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WO/2021/026999A1 |
Disclosed are a replaceable laser unit and an array thereof. A replaceable laser array is composed of machine cases (1) with unified shapes and unified optical interfaces (12), and machine boxes (2). Each machine case (1) uses an optical...
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WO/2021/029145A1 |
The purpose of the present invention is to provide an optical combiner in which deformation of the cross-sectional shape of a predetermined first optical fiber is made smaller than before. An optical combiner (10) comprises an optical fi...
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WO/2021/030643A1 |
A laser-beam power-modulation system includes an acousto-optic modulator (AOM) to receive a laser beam and separate the laser beam into a primary beam and a plurality of diffracted beams based on an input signal. The power of the primary...
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WO/2021/026997A1 |
Disclosed are a replaceable laser and an array thereof. The replaceable laser is composed of a machine case (1) having a unified shape and a unified electrical interface (11) and internally mounted with a laser element, and a machine box...
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WO/2021/027207A1 |
A remote pumping system capable of improving input pumping power. The remote pumping system is pumping over the same fiber or pumping over different fibers, and comprises a remote gain unit (5) and a remote pumping unit (6) which are con...
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WO/2021/028766A1 |
Microwave-to-optical transducers (100, 1800) in an optical ring resonator (102, 1802) having intracavity grating to split a single resonance order are provided. In one aspect, a microwave-to-optical transducer (100, 1800) includes: an op...
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WO/2021/029510A1 |
A biosensor using an exceptional point is disclosed. A biosensor according to an embodiment of the present invention comprises: a biosensing unit for outputting wavelength-separated optical signals from destruction of an exceptional poin...
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